Voice Features              Wideband Codec: G.722, voice spectrum between 50-7000Hz              Narrowband Codecs: G.711, G.726, G.723.1/iLBC, G.729AB and GSM VAD, CNG, AEC, PLC, AJB, AGC              Full-duplex hands-free speakerphone              Telephony Features              Call Hold, Call Waiting, Call Transfer, Call  Forward              Caller ID, Call List, DND, Redial, Flash 3-way Conference, Speed Dial              Personal Ring Tone, Voicemail              Volume Adjustment, Mute,              Speakerphone              IP PBX System Integration              Dial Plan, Dial-now, Paging              Downloadable enterprise phonebook              Call Park, Call Pickup, Distinctive  Ringtone              Auto-answer, intercom              Config, Upgrade and Usage              Firmware Upgrade: TFTP/Console/Autoprovision              Auto-provision: TR069 Optional              Direct IP call without SIP proxy              Dial number via SIP server              Dial URL via SIP server              Security              Secure RTP Digest authentication using MD5/MD5- sess              Secure configuration file via AES  encryption  |              Physical Features              TI Titan Chipset              LCD: 2 Lines, 2x16 2 programmable keys 23 hard keys, 2 indication LEDs              Headset port: RJ9              Network Interface: 2xRJ45 10/100M  ports              Dimension: 185 X 200 X 90 mm              Net Weight: 1.22 kg              Power adapter: Input: AC 100~240V              Output: DC 5V/1A              Operating humidity: 10~95%              Storage temperature: up to 60 C              Package Features              Qty per Carton: 10 PCS              Carton Weight:              Carton Dims: 565 x 570 x 255MM              Certifications              WEEE  |