Điện thoại IP Yealink Wifi cầm tay AX83H• 2.4" 240x320 TFT color screen• Up to 9-hour talk time (in ideal conditions)• Up to 200-hour standby time (in ideal conditions)• Dual Band 2.4G/5G Wi-Fi 802.11 a/b/g/n/ ac/ax• Support IEEE802.11k/v/r roaming• Bluetooth 5.0 for headset• HD audio and noise cancellation• TRANS and Mute keys, 9 configurable keys• Up to 4 SIP accounts• Local 5-way conferencing• No Perception Upgrade• Type-C charging• Wall mountable and stand mountable