Điện thoại cầm tay không dây Yealink W78P• High-performance SIP cordless phone system• 2.4" 240 x 320 TFT color screen with intuitive user interface• Up to 20 simultaneous calls• Up to 10 DECT cordless handsets• Up to 10 SIP accounts• Support Opus audio codec• Noise Reduction System• FNR (Flexible Noise Reduction)• Up to 21 hours talk time (in ideal conditions)• Up to 166 hours standby time (in ideal conditions)• Quick charging: 10-min charge time for 2-hour talk time• TLS and SRTP security encryption• Headset connection via Bluetooth or 3.5 mm jack• Vibration alarm gurantee you not to miss any call even in noisy situations• Charger wall mountablewith PSU