AT820 2SIP Non POE Phone




(Download Specification)


Hardware Specification

  • 2*263MHZ dual core MIPS processor;
  • 3.2 inch 128*64 Pixel LCD;
  • 30 keys including 2 programmable keys;
  • Dual RJ45 10.100Mhz Ports;
  • 2 RJ9 ports ( for handset and headset);
  • Power adapter AC 90-240V , DC 5V;
  • Standby power consumption
  • Support PoE ( power over eternet)AT820P;
  • Working temperature : -10 ℃– 50 ℃;
  • Working humid : 10%-95% ;

 

Network features

  • Support SIP V1(RFC2543), V2(RFC3261);
  • Support backup server;
  • Support proxy server and point to point connection;
  • Support IP/DHCP/PPPoE dial;
  • Support FTP/DHCP/PPPoE client;
  • Support Telnet/HTTP/HTTPS service;
  • Support SNTP protocol;
  • Support DNS SRV(RFC3263;
  • Support DNS client and buil-in NAT/DHCP service;
  • Support STUN;
  • Support 3 DTMF ways,RFC2833 and SIP INFO;
  • Support router and bride mode;
  • Logout on web GUI;

 

Phone functions

  • 3 ways to make or receive calls – handset/headset/hand-free speaker
  • Support caller ID , auto answer , DND and call reject
  • Support speed dial , redial , mute and call holding
  • Support point to point calls via IP address and SIP URL
  • Support 3 ways conference call
  • Support call transfer( blinded transfer , attendant transfer and semi-attendant transfer);
  • Support call forward ( always forward , busy forward or no answer forward);
  • Support hotline and flexible dial plan configuration;
  • IP PBX function:
  • Anonymous Call, Anonymous Call Rejection;
  • Synchronization Message Waiting Indicator (MWI);
  • Voicemail , call recording;
  • Call on hold , call pick up;
  • Paging and intercom;

 

Voice feature

  • Support HD voice codec L16G and G.722;
  • Support G.711a/u,G.726,G.729a/b,G.723,iLBC codes;
  • Support VAD(Voice Activity Detector) and CNG(conformation noise gain);
  • Support AJB ( auto Jit buffer) , AEC ( voice echo canceller) AGC ( voice gain control);
  • 10 broadband rings and 2 customized rights by users;

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