Features: Mid-level phone, ideal for professionals and managers with moderate call load
4.3" 480x272-pixel color display, fully adjustable
HD Voice with Yealink Acoustic Shield technology
10 line keys, 16 SIP accounts, 27 memory keys
Built-in Bluetooth, Wi-Fi
Dual-port Gigabit Ethernet
1xUSB port for call recording and wireless USB headset
Power supply not included
Frequency Band: Dual radio for simultaneous dual-band operation
5 GHz 802.11ax 4x4 MIMO for up to 4.8 Gbps wireless data rate, with Multi User MIMO support (Wi-Fi 6)
2.4 GHz 802.11ax 2x2 MIMO for up to 574 Mbps wireless data rate (Wi-Fi 6)
Antenna: Down-tilt omni-directional antennas for 2x2 MIMO with peak antenna gain of 3.77 dBi in 2.4GHz and 4x4 MIMO with peak antenna gain of 4.55 dBi in 5GHz (of the effective, combined pattern for both antennas in each band)
LAN Ports: Uplink 2.5 Gigabit Ethernet port, with PoE-in support (802.3at)
DC power connector (12V) Bluetooth
Low Energy (BLE) radio LED status indicators
Reset/LED control button
Kensington security slot...