VOIP phoneSIP VOIP phoneSelect-able color: White,Website: , BlackModel No.: KT5(1A)KT5(1A)HD voice and good appearance. Provide better office solution,Human engineering design, friendly user interface, which is the perfect embodiment of the people-oriented design concept, to provide users with the perfect office and home voice call solutions. What the advantage of KAER VOIP phone？ Better voice performance, Good signal, convenient to use, Good appearance, better li -ion battery, better power supply, better call solution etcHow could you use our VOIP phone？ First of all, register a SIP account,second connect the phone with available WiFi, Then login your account to make calls and receiving calls.What is this phones application scenarios？Basic features  ModelKT5(1A)ScreenLCD display ：128 × 64dots,Backlit functionsStorage Call logs100pcs received calls, 100pcs dialed calls, 100pcs missed callsContacts150pcs, support quick check Main functions   voice call, contacts,SIP parameter settings, WiFi、Accessories User manual, power supply, batteryDimension182mm×188mm×73.5mm Weight ：0.52kgPower supply DC 5V / 500mAEnvironment -10℃~50℃,0~95%Technical specifications ModelKT5(1A)audio parameterWide band codingG.7222Narrow band codingG.711μ//A,G723.1,G726,G.729AB,iLBCSupport VAD,CNG,AEC,AGC etc audio processingFull duplex hands-free, with automatic echo cancellationNetwork parameterSupport SIP V1（RFC2543）,V2（RFC3261）Support STUN in- network penetrationSupport 3 DTMF mode：In-band,RFC2833,SIP INF0Support 3 IP acquisition mode：static IP/DHCP/PPPoEBuilt in DNS/TFTP/FTP clientSupport NAT/DHCP serviceSupport SIP and RTP QosWIFI：802.11b/g/nMax transfer power：18dBm/15dBm/13.5dBm