Grandstream GXP2140 IP Phone

480x272Yes4N/A5Yes, up to 4 EXT BoardsSIP  RFC3261,  TCP/IP/UDP,  RTP/RTCP,  HTTP/HTTPS, ARP,  ICMP,  DNS  (A record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDP, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6Dual  switched  auto-sensing  10/100/1000  Mbps  Gigabit  Ethernet  ports  with integrated PoE4.3 inch(480x272)TFT color LCDYes, Bluetooth V2.14  line  keys  with  up  to  4  SIP  accounts,  5  programmable  context  sensitive softkeys, 5 navigation/menu keys, 11 dedicated function keys for : MESSAGE 
(with  LED  indicator), PHONEBOOK,  TRANSFER,  CONFERENCE,  HOLD, HEADSET,    MUTE,  SEND/REDIAL,  PEAKERPHONE, VOLUME+, VOLUME -Support for G.729A/B, G.711μ/a-law, G.726, G.722 (wide-band), and in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO)RJ9 headset jack (allowing EHS with Plantronics headsetsHold,  transfer,  forward, 4-way  conference,  call  park,  call  pickup,  shared-call-appearance  (SCA), bridged-line-appearance  (BLA),  downloadable phonebook(XML,  LDAP, up  to  2000  items),  call  aiting,  call  log  (up  to  500  records), customization of screen, 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-overWeather, currency, GMI available for advanced custom application developmentYes, both on handset and speakerphoneYes, can power upto 4 XP2200EXT modules which features a 128x384 graphic LCD, 20 quick-dial/BLF keys which dual-color LED, 2 navigation keys, and less than 1.2W power consumption per unitYes, allow 2 angle positionsYesLayer 2 (808.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS)User  and  administrator  level  passwords,  MD5  and  MD5-sess  based aut

Product Name	:	Grandstream GXP2140 IP Phone
Product Code	:	GS322075