Jabra Plantronics

The 5cm Ear Cushions are compatible with Plantronics Supra, Supra plus and Encore headsets, Jabra GN2000 and Jabra Biz 1900 series headsets and EPOS PC headsets.Compatible with: PLSXXPLENXXGN2000SECC540/550SESH250/350

This set of 20 Leatherette Ear Cushions for Jabra, Plantronics and EPOS Headsets are compatible with the Jabra GN2000 series, Plantronics Supra, SupraPlus and Encore series and EPOS PC headsets.

Comfortable ear cushions for all your headset needs The 5cm Foam Ear Cushions for Headsets is a pack of 10 ultra-comfortable ear cushions. With great comfort, comes great productivity. Even when taking and making calls throughout the working day, enjoy optimal comfort. With these foam ear cushions, discomfort is a problem of the past.Excellent headset compatibility What's more, the 5cm ear cushions offer fantastic compatibility with a wide variety of headsets. More specifically, they are compatible with Plantronics Supra, Supra Plus and Encore headsets. Not to mention, they are also compatible with Sennheiser PC, Jabra GN200 and Jabra BIZ 1900 headsets. Therefore, these ear cushions are the perfect accessory to compliment your headset. Features: Pack of 10 foam ear cushionsExtremely comfortable to wearCompatible with Plantronics Supra, SupraPlus and Encore headsetsCompatible with Jabra GN2000/BIZ 1900 headsetsCompatible with Sennheiser PC headsets

Electronic hook switch solution for Alcatel phonesJabra LINK 14201-09 enables remote Electronic Hook Switch Control (EHS) with Jabra GN9100 and GN9300 wireless headsets and a wide range of Alcatel phones (see Jabra compatibility overview or consult your Jabra sales contact for the right solution). Once installed, employees can control their call directly from their Jabra wireless headset up to 450 ft away from their desk.  Features:Answer and end calls directly from the headset

The Leatherette Ear Cushions for Plantronics, Jabra and EPOS Headsets can be used as replacement cushions for your headset.Features:5cm cushionsComfortable leatherette style

EHS 40 adapter compatible with Yealink T58A/T57W/T54W/T53W/T53/T48S/T46S/T46U/T42S/T41S

Essential IP PhonePart of the GRP series of Carrier-Grade IP Phones, the GRP2601 is an essential 2-line model designed with zero-touch provisioning for mass deployment and easy management. It features a sleek design and a suite of next-generation features including 5-way voice conferencing to maximize productivity, integrated PoE (GRP2601P), EHS support for Plantronics, Jabra, and Sennheiser headsets and multi-language support. The GRP series includes carrier-grade security features to provide enterprise-level security, including secure boot, dual firmware images and encrypted data storage. For cloud provisioning and centralized management, the GRP2601 is supported by Grandstream’s Device Management System (GDMS), which provides a centralized interface to configure, provision, manage and monitor deployments of Grandstream endpoints. Built for the basic needs of on-site or remote desktop workers and designed for easy deployment by enterprises, service providers and other high-volume markets, the GRP2601 offers an easy-to-use and easy-to-deploy voice endpoint.FeaturesProtocols/StandardsSIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR069, SNMP, 802.1x, TLS, SRTP, IPv6Network Interfaces Dual switched auto-negotiation 10/100 Mbps Ethernet portsGraphic Display: 132 x 48 (2.41’’) LCD displayFeature Keys4 XML programmable context sensitive soft keys, 5 (navigation, menu) keys. 8 dedicated function keys for: MESSAGE(with LED indicator), TRANSFER,HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOLVoice Codecs and CapabilitiesSupport for G.729A/B, G.711µ/a-law, G.726, G.722(wide-band), G.723,iLBC, OPUS, in- band and out-of-band DTMF(in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJBTelephony FeaturesHold, transfer, forward, 5-way conference, call park, call pickup, downloadable phonebook(XML, LDAP, up to 2000 items), call waiting, call log(up to 800 records), off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot-desking, personalized music ringtones and music on hold, server redundancy and fail-overAuxiliary PortsRJ9 headset jack (allowing EHS with Plantronics & Jabra &Sennheiser headsets)Base Stand: Yes, 1 angle position available (45°), Wall Mountable (*wall mount sold separately)QoS Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoSSecurityUser and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control, secure bootMulti-languageEnglish, Chinese, Korean, Japanese, German, Italian, French, Spanish, Portuguese, Russian, Croatian and moreUpgrade/ProvisioningFirmware upgrade via FTP/TFTP / HTTP / HTTPS, mass provisioning using GDMS/TR069 or AES encrypted XML configuration filePower & Green Energy Efficiency Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA;PoE: IEEE802.3af Class 1, 3.84W; IEEE802.3az (EEE) (GRP2601P Only)Temperature and HumidityOperation: 0°C to 40°CStorage: -10°C to 60°CHumidity: 10% to 90% Non-condensingPhysical Dimension: 208mm (L) x 180mm (W) x 63.4mm (H) (with handset)Unit weight:650g; Package weight:810g (860g for GRP2601)ComplianceFCC: Part 15 Class B; FCC Part 68 HAC;CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 62368-1;RCM: AS/NZS CISPR32; AS/NZS 62368.1; AS/CA S004;IC: ICES-003; CS-03;

Essential IP PhonePart of the GRP series of Carrier-Grade IP Phones, the GRP2601 is an essential 2-line model designed with zero-touch provisioning for mass deployment and easy management. It features a sleek design and a suite of next-generation features including 5-way voice conferencing to maximize productivity, integrated PoE (GRP2601P), EHS support for Plantronics, Jabra, and Sennheiser headsets and multi-language support. The GRP series includes carrier-grade security features to provide enterprise-level security, including secure boot, dual firmware images and encrypted data storage. For cloud provisioning and centralized management, the GRP2601 is supported by Grandstream’s Device Management System (GDMS), which provides a centralized interface to configure, provision, manage and monitor deployments of Grandstream endpoints. Built for the basic needs of on-site or remote desktop workers and designed for easy deployment by enterprises, service providers and other high-volume markets, the GRP2601 offers an easy-to-use and easy-to-deploy voice endpoint.FeaturesProtocols/StandardsSIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR069, SNMP, 802.1x, TLS, SRTP, IPv6Network Interfaces Dual switched auto-negotiation 10/100 Mbps Ethernet portsGraphic Display: 132 x 48 (2.41’’) LCD displayFeature Keys4 XML programmable context sensitive soft keys, 5 (navigation, menu) keys. 8 dedicated function keys for: MESSAGE(with LED indicator), TRANSFER,HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOLVoice Codecs and CapabilitiesSupport for G.729A/B, G.711µ/a-law, G.726, G.722(wide-band), G.723,iLBC, OPUS, in- band and out-of-band DTMF(in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJBTelephony FeaturesHold, transfer, forward, 5-way conference, call park, call pickup, downloadable phonebook(XML, LDAP, up to 2000 items), call waiting, call log(up to 800 records), off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot-desking, personalized music ringtones and music on hold, server redundancy and fail-overAuxiliary PortsRJ9 headset jack (allowing EHS with Plantronics & Jabra &Sennheiser headsets)Base Stand: Yes, 1 angle position available (45°), Wall Mountable (*wall mount sold separately)QoS Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoSSecurityUser and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control, secure bootMulti-languageEnglish, Chinese, Korean, Japanese, German, Italian, French, Spanish, Portuguese, Russian, Croatian and moreUpgrade/ProvisioningFirmware upgrade via FTP/TFTP / HTTP / HTTPS, mass provisioning using GDMS/TR069 or AES encrypted XML configuration filePower & Green Energy Efficiency Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA;PoE: IEEE802.3af Class 1, 3.84W; IEEE802.3az (EEE) (GRP2601P Only)Temperature and HumidityOperation: 0°C to 40°CStorage: -10°C to 60°CHumidity: 10% to 90% Non-condensingPhysical Dimension: 208mm (L) x 180mm (W) x 63.4mm (H) (with handset)Unit weight:650g; Package weight:810g (860g for GRP2601)ComplianceFCC: Part 15 Class B; FCC Part 68 HAC;CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 62368-1;RCM: AS/NZS CISPR32; AS/NZS 62368.1; AS/CA S004;IC: ICES-003; CS-03;

2 Line Essential IP PhonePart of the GRP series of Carrier-Grade IP Phones, the GRP2602 is an essential 2-line model designed with zero-touch provisioning for mass deployment and easy management. It features a sleek design and a suite of next-generation features including Wi-Fi support (GRP2602W), 5-way voice conferencing to maximize productivity, integrated PoE (GRP2602P/GRP2602G), full HD audio on both the speaker and handset to allow users to communicate with the utmost clarity, EHS support for Plantronics, Jabra, and Sennheiser headsets and multi-language support. The GRP series includes carrier-grade security features to provide enterprise-level security, including secure boot, dual firmware images, and encrypted data storage. For cloud provisioning and centralized management, the GRP2602 is supported by Grandstream’s Device Management System (GDMS), which provides a centralized interface to configure, provision, manage and monitor the deployment of Grandstream endpoints. Built for the needs of on-site or remote desktop workers and designed for easy deployment by enterprises, service providers, and other high-volume markets, the GRP2602 offers an easy-to-use and easy-to-deploy voice endpoint.Features:Protocols/StandardsSIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR069, SNMP, 802.1x, TLS, SRTP, IPv6Network InterfacesDual switched auto-negotiation 10/100 Mbps Ethernet ports, integrated PoEGraphic Display 132 x 48 (2.41’’) backlit graphical LCD displayFeature Keys2 line keys with dual-color LED and support for 4 SIP account, 4 XML programmable context sensitive soft keys, 5 (navigation, menu) keys. 8 dedicated function keys for: MESSAGE(with LED indicator), TRANSFER,HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOLAuxiliary Port RJ9 headset jack (allowing EHS with Plantronics & Jabra &Sennheiser headsets)Voice Codecs and CapabilitiesSupport for G.729A/B, G.711µ/a-law, G.726, G.722(wide-band), G.723,iLBC, OPUS, in- band and out-of-band DTMF(in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJBTelephony FeaturesHold, transfer, forward, 5-way conference, call park, call pickup, shared call appearance(SCA)/bridged-line-appearance(BLA), downloadable phonebook(XML, LDAP, up to 2000 items), call waiting, call log(up to 800 records), off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot-desking, personalized music ringtones and music on hold, server redundancy and fail-overHD Audio Yes, HD handset and speakerphone with support for wideband audioBase Stand Yes, 1 angle position available (45°), Wall Mountable (*wall mount sold separately)QoS Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoSSecurityUser and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control, secure bootMulti-language English, German, Italian, French, Spanish, Portuguese, Russian, Croatian, Chinese, Korean, Japanese and moreUpgrade/Provisioning Firmware upgrade via FTP/TFTP / HTTP / HTTPS, mass provisioning using GDMS/TR069 or AES encrypted XML configuration filePower & Green Energy Efficiency Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA;PoE: IEEE802.3af Class 1, 3.84W; IEEE802.3az (EEE) (GRP2602P/GRP2602G Only)Temperature and HumidityOperation: 0°C to 40°CStorage: -10°C to 60°CHumidity: 10% to 90% Non-condensingPhysicalDimension: 208mm (L) x 180mm (W) x 63.4mm (H) (with handset)Unit weight: 830gComplianceFCC: Part 15 Class B; FCC Part 68 HAC;CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 62368-1;RCM: AS/NZS CISPR32; AS/NZS 62368.1; AS/CA S004;IC: ICES-003; CS-03; 

3-Line Essential IP PhonePart of the GRP series of Carrier-Grade IP Phones, the GRP2603 is an essential 3-line model designed with zero-touch provisioning for mass deployment and easy management. It features a sleek design and a suite of next-generation features including 5-way voice conferencing to maximize productivity, integrated PoE (GRP2603P), full HD audio on both the speaker and handset to allow users to communicate with the utmost clarity, EHS support for Plantronics, Jabra, and Sennheiser headsets and multi-language support. The GRP series includes carrier-grade security features to provide enterprise-level security, including secure boot, dual firmware images, and encrypted data storage. For cloud provisioning and centralized management, the GRP2603 is supported by Grandstream’s Device Management System (GDMS), which provides a centralized interface to configure, provision, manage and monitor deployments of Grandstream endpoints. Built for the needs of on-site or remote desktop workers and designed for easy deployment by enterprises, service providers, and other high-volume markets, the GRP2603 offers an easy-to-use and easy-to-deploy voice endpoint.FeaturesProtocols/StandardsSIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR069, SNMP, 802.1x, TLS, SRTP, IPv6Network Interfaces Dual switched auto-negotiation 10/100/1000 Mbps Ethernet ports, integrated PoE (GRP2603P only)Graphic Display 132 x 64 (2.7’’) backlit graphical LCD displayFeature Keys3 line keys with dual-color LED and support for 6 SIP accounts, 4 XML programmable context sensitive soft keys, 5 (navigation, menu) keys. 9 dedicated function keys for: MESSAGE(with LED indicator), TRANSFER, HOLD, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOLAuxiliary Port RJ9 headset jack (allowing EHS with Plantronics & Jabra &Sennheiser headsets)Voice Codecs and CapabilitiesSupport for G.729A/B, G.711µ/a-law, G.726, G.722(wide-band), G.723,iLBC, OPUS, in- band and out-of-band DTMF(in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJBTelephony FeaturesHold, transfer, forward, 5-way conference, call park, call pickup, shared-call appearance(SCA)/bridged-line-appearance(BLA), downloadable phonebook(XML, LDAP, up to 2000 items), call waiting, call log(up to 800 records), off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot-desking, personalized music ringtones and music on hold, server redundancy and fail-overHD Audio Yes, HD handset and speakerphone with support for wideband audioBase Stand Yes, 2 angle positions available (39° & 45°), Wall Mountable (*wall mount sold separately)QoS Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoSSecurityUser and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control, secure bootMulti-language English, Chinese, Korean, Japanese, German, Italian, French, Spanish, Portuguese, Russian, Croatian, and moreUpgrade/Provisioning Firmware upgrade via FTP/TFTP / HTTP / HTTPS, mass provisioning using GDMS/TR069 or AES encrypted XML configuration filePower & Green Energy Efficiency Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA;PoE: IEEE802.3af Class 1, 3.84W; IEEE802.3az (EEE) (GRP2603P Only)Temperature and HumidityOperation: 0°C to 40°CStorage: -10°C to 60°CHumidity: 10% to 90% Non-condensingPhysical Dimension: 214mm (L) x 206mm (W) x 68mm (H) (with handset)Unit weight: 780g; Package weight: 1090g for GRP2603P &1140g for GRP2603GRP2603/GRP2603P ComplianceFCC: Part 15 Class B; FCC Part 68 HAC;CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 62368-1;RCM: AS/NZS CISPR32; AS/NZS 62368.1; AS/CA S004;IC: ICES-003; CS-03;

2 Line Essential IP PhonePart of the GRP series of Carrier-Grade IP Phones, the GRP2602 is an essential 2-line model designed with zero-touch provisioning for mass deployment and easy management. It features a sleek design and a suite of next-generation features including Wi-Fi support (GRP2602W), 5-way voice conferencing to maximize productivity, integrated PoE (GRP2602P/GRP2602G), full HD audio on both the speaker and handset to allow users to communicate with the utmost clarity, EHS support for Plantronics, Jabra, and Sennheiser headsets and multi-language support. The GRP series includes carrier-grade security features to provide enterprise-level security, including secure boot, dual firmware images, and encrypted data storage. For cloud provisioning and centralized management, the GRP2602 is supported by Grandstream’s Device Management System (GDMS), which provides a centralized interface to configure, provision, manage and monitor the deployment of Grandstream endpoints. Built for the needs of on-site or remote desktop workers and designed for easy deployment by enterprises, service providers, and other high-volume markets, the GRP2602 offers an easy-to-use and easy-to-deploy voice endpoint.FeaturesProtocols/StandardsSIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR069, SNMP, 802.1x, TLS, SRTP, IPv6Wi-Fi GRP2602W, Integrated dual-band Wi-Fi 802.11 a/b/g/n/ac (2.4Ghz & 5Ghz)Graphic Display 132 x 48 (2.41’’) backlit graphical LCD displayFeature Keys2 line keys with dual-color LED and support for 4 SIP account, 4 XML programmable context sensitive soft keys, 5 (navigation, menu) keys. 8 dedicated function keys for: MESSAGE(with LED indicator), TRANSFER,HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOLAuxiliary Port RJ9 headset jack (allowing EHS with Plantronics & Jabra &Sennheiser headsets)Voice Codecs and CapabilitiesSupport for G.729A/B, G.711µ/a-law, G.726, G.722(wide-band), G.723,iLBC, OPUS, in- band and out-of-band DTMF(in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJBTelephony FeaturesHold, transfer, forward, 5-way conference, call park, call pickup, shared call appearance(SCA)/bridged-line-appearance(BLA), downloadable phonebook(XML, LDAP, up to 2000 items), call waiting, call log(up to 800 records), off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot-desking, personalized music ringtones and music on hold, server redundancy and fail-overHD Audio Yes, HD handset and speakerphone with support for wideband audioBase Stand Yes, 1 angle position available (45°), Wall Mountable (*wall mount sold separately)QoS Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoSSecurityUser and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control, secure bootMulti-language English, German, Italian, French, Spanish, Portuguese, Russian, Croatian, Chinese, Korean, Japanese and moreUpgrade/Provisioning Firmware upgrade via FTP/TFTP / HTTP / HTTPS, mass provisioning using GDMS/TR069 or AES encrypted XML configuration filePower & Green Energy Efficiency Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA;PoE: IEEE802.3af Class 1, 3.84W; IEEE802.3az (EEE) (GRP2602P/GRP2602G Only)Temperature and HumidityOperation: 0°C to 40°CStorage: -10°C to 60°CHumidity: 10% to 90% Non-condensingPhysicalDimension: 208mm (L) x 180mm (W) x 63.4mm (H) (with handset)Unit weight: 880gComplianceFCC: Part 15 Subpart B, Class B; Part 15 Subpart E, 15.407; Part 15 Subpart C, 15.247CE: ETSI EN 301 893; ETSI EN 301 489-1/-17; ETSI EN 300 328; EN 62368-1; EN 62311; EN 55032; EN 55035; EN IEC 61000-3-2; EN 61000-3-3IC: RSS-247 Issue 2; RSS-Gen Issue 5; ICES-003 Issue 7; CS-03, Part VRCM: AS/NZS CISPR32; AS/NZS 4268; AS/NZS 2772.2; AS/NZS 62368.1; AS/CA S004

3-Line Essential IP PhonePart of the GRP series of Carrier-Grade IP Phones, the GRP2604 is an essential 3-line model designed with zero touch provisioning for mass deployment and easy management. It features a sleek design and a suite of next generation features including: 5-way voice conferencing to maximize productivity, integrated PoE (GRP2604P), full HD audio on both the speaker and handset to allow users to communicate with the utmost clarity, EHS support for Plantronics, Jabra, and Sennheiser headsets and multi-language support. The GRP series includes carrier-grade security features to provide enterprise-level security, including secure boot, dual firmware images and encrypted data storage. For cloud provisioning and centralized management, the GRP2604 is supported by Grandstream’s Device Management System (GDMS), which provide s a centralized interface to configure, provision, manage and monitor deployments of Grandstream endpoints. Built for the needs of on-site or remote desktop workers and designed for easy deployment by enterprises, service providers and other high volume markets, the GRP2604 offers an easy-to-use and easy-to-deploy voice endpoint.FeaturesProtocols/StandardsSIP RFC3261, TCP/IP/UDP, RTP/RTCP, RTCP-XR, HTTP/HTTPS, ARP, ICMP, DNS(A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR069, SNMP, 802.1x, TLS, SRTP, IPv6Network Interfaces Dual switched auto-negotiation 10/100/1000 Mbps Ethernet ports, integrated PoE (GRP2604P only)Graphic Display 132 x 64 (2.7’’) backlit graphical LCD displayFeature Keys3 line keys with dual-color LED and support for 6 SIP accounts, 4 XML programmable context sensitive soft keys, 5 (navigation, menu) keys. 10 BLF keys, 8 dedicated function keys for: MESSAGE(with LED indicator), TRANSFER, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOL+, VOLAuxiliary Port RJ9 headset jack (allowing EHS with Plantronics & Jabra &Sennheiser headsets)Voice Codecs and CapabilitiesSupport for G.729A/B, G.711µ/a-law, G.726, G.722(wide-band), G.723,iLBC, OPUS, in- band and out-of-band DTMF(in audio, RFC2833, SIP INFO), VAD, AEC, CNG, PLC, AGC, AJBTelephony FeaturesHold, transfer, forward, 5-way conference, call park, call pickup, shared-callappearance(SCA)/bridged-line-appearance(BLA), downloadable phonebook (XML, LDAP, up to 2000 items), call waiting, call log (up to 800 records), off-hook auto dial, auto answer, click-to-dial, flexible dial plan, hot-desking, personalized music ringtones and music on hold, server redundancy and fail-overHD Audio Yes, HD handset and speakerphone with support for wideband audioBase Stand Yes, 2 angle positions available (39° & 45°), Wall Mountable (*wall mount sold separately)QoS Layer 2 QoS (802.1Q, 802.1P) and Layer 3 (ToS, DiffServ, MPLS) QoSSecurityUser and administrator level passwords, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, SRTP, TLS, 802.1x media access control, secure bootMulti-language English, Chinese, Korean, Japanese, German, Italian, French, Spanish, Portuguese, Russian, Croatian, and moreUpgrade/Provisioning Firmware upgrade via FTP/TFTP / HTTP / HTTPS, mass provisioning using GDMS/TR069 or AES encrypted XML configuration filePower & Green Energy Efficiency Universal Power Supply Input 100-240VAC 50-60Hz; Output +5VDC, 600mA;PoE: IEEE802.3af Class 2, 3.84W-6.49W; IEEE802.3az (EEE) (GRP2604P Only)Temperature and HumidityOperation: 0°C to 40°CStorage: -10°C to 60°CHumidity: 10% to 90% Non-condensingPhysical Dimension: 214mm (L) x 206mm (W) x 68mm (H) (with handset)Unit weight: 790g; Package weight: 1100g for GRP2604P & 1150g for GRP2604GRP2604/GRP2604P ComplianceFCC: Part 15 Class B; FCC Part 68 HAC;CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 62368-1;RCM: AS/NZS CISPR32; AS/NZS 62368.1; AS/CA S004;IC: ICES-003; CS-03;