Grandstream GXP2140, 4-line Enterprise HD IP Phone, 480x272 TFT color LCD, dual GigE ports with 802.3af PoE, Bluetooth, USB, (with power supply)

Protocols/Standards SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TELNET, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP*, IPv6, CDP/SNMP/RTCP-XR Network interfaces Dual 10/100/1000Mbps network port with automatic identification and built-in PoE Graphic display Color (480x272) TFT LCD 4.3” Bluetooth Yes, Bluetooth V2.1 Function keys 4 line keys with support for up to 4 SIP accounts, 5 context-sensitive programmable touch keys, 5 navigation/menu keys, 11 special function keys: MESSAGE (with LED indicator), PHONEBOOK, TRANSFER, CONFERENCE, HOLD CALL, HEADSET, MUTE, SEND/REDIAL, SPEAKERPHONE, VOLUME +, VOLUME - Speech Codec Support G.729A/B, G.711µ/a-law, G.726, G.722 (Broadband), G723.1, iLBC, Opus, in- and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, CNG, AEC, PLC, AJB, AGC Additional connectors Headset with RJ9 connector (which allows the use of EHS with headsets Plantronics), USB, Module port, extensions Telephony Functions Hold, transfer, forwarding, conference up to 5 participants, standby mode, call capture, call separation (SCA)/call transfer (BLA), downloadable phonebook (XML, LDAP, up to 2000 positions), call waiting , call log (up to 500 entries), screen setup, auto-dial when answering machine, one-click dialing, flexible dialing plan, hot table system, personal music ringtones and music for standby mode, backup server Standard Applications Internet radio (expected), weather, stocks, currency, news (expected), Last.fm (expected), XML HD Audio Yes, both on the handset and on the speaker Extension Module Yes, it can power up to 4 GXP2200EXT modules equipped with a 128x384 LCD screen dots, 20 speed dial/BLF keys with two-color LED, 2 navigation keys, and power consumption of less than 1.2 watts per device. Table mount Yes, there are 2 corner positions Wall Mount Yes Network Quality of Service (QoS) QoS Layer 2 (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) Safety User and administrator level passwords, MD5 and MD5-sess authentication, AES protected configuration file , media access control SRTP*, TLS, 802.1x Support for foreign languages Arabic, Chinese, English, Croatian, Czech, Dutch, German, French, Hebrew, Hungarian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Slovenian, Spanish, Turkish Update/Maintenance Program update via TFTP/HTTP/HTTPS, mass pre-configuration of devices via TR-069 or encrypted XML configuration file, FTP/FTPS Energy and Environmental efficiency The kit includes a universal power adapter: Input: 100-240 V; Output: +12V, 1.5A; Built-in current-over-Ethernet (802.3af) Maximum power consumption is 18W (power adapter) or 25.5W (PoE) Dimensions Dimensions: 222 mm (W) x 210 mm (L) x 93 mm (H); Device weight: 0.98 kg; Package weight: 1.63 kg Temperature and Humidity 0~40ºC (32~104ºF ), 10~90% (non-condensing) Contents of the delivery set Phone GXP2140, handset with cord, base, universal power supply, power cord, Quick Start Manual Compatibility FCC Part15 (CFR 47) Class B, EN55022 Class B, EN61000-3-2, EN61000-3-3, EN55024, EN60950-1, AS/NZS CISPR22 Class B, AS/NZS CISPR 24; RoHS; UL 60950 (power supply)