Telephone features:Performance characteristicsCall control protocol: Sip (rfc2543rfc3261)Codec: G. 711 / g. 729aBattery: 3. 6v, 1350mahr lithiumBattery life: 3. 2 HR talk time, 21~23 HR standbyWireles

Telephone features:Dtmf dialing systemP-t switchLast number redialingFlashColors: White black, metalic blue, dark blue, silver white etc.Units per carton: 20Weight: 16. 60kg / ctnMeasurement: L47. 60c

Telephone features:Handfree function provides on-hook dialing and speakerphoneThunder protectionLock 0, full lock (110, 112, 119, 120 available)T-p functionKeyboard backlightColors: White black, metal

Telephone features:Fsk / dtmp compatibleRecords 39 incoming calls and 28 outgoing calls with time date and fsk calibrate8 kinds chord music ringer16 digits display on LCD2 one-touch memory10 two-touch

Telehone features:Ring music adjustableLCD backlight3 groups of alarmFsk / dtmf compatibleStore incoming number with timeReview outgoing number with timeIP functionIncoming number with voiceRedial fun

DescriptionSize: 77x52x29mmQuantity: 400Measure: 57x34x37cmG. W. : 18. 7kgC. B. M.: 0. 072Button cell batteryAlarmCalendar

Telephone features:Base unit chord music & talk cid functionSuper-cool personal black screenEquipped with 3 handsets, convenient for usingPress any key on handset to answer a call.Advanced voice compa

DescriptionSize: 148x119x38mmQuantity: 100Measure: 64x43x35cmG. W. : 18. 8kgC. B. M.: 0. 096Digits: 12Aa battery

Telephone features:Is 95 1800 / 900 dual model new module, with SIM, SMSChinese & English displayMaking / receiving call: Long-time conversationCall register: 10 incoming, 10 dialed, 10 missed call me