Fanvil V65 IP PhoneAntibacterial surface protection on handset and keypad (Stops 99. 5% of bacteria growth) 4. 3 Inch adjustable (0 to 40 ) colour display Receive video calls with video codec H. 264 Available to link with security products Support audio codec G. 722 and Opus HD audio on speakerphone and handset Supports 6 party local conference Built in 2. 4GHz 5G Wi Fi and Bluetooth 5. 0 Up to 45 DSS keys, every DSS key can be set as Line BLF Speed Dial Key), etc Dual