Core Features:Ip67Rated Waterproof And Dustproof, Dropproof Up To 1.8 Meters2.4? 240 320 Tft Color Screenup To 13Hour Talk Time In Ideal Conditionsup To 300Hour Standby Time In Ideal Conditionsdual Band 2.4G/5G Wifi 802.11 A/B/G/N/Ac/Axsupport Ieee802.11K/V/R Roamingbluetooth 5.0 For Headsethd Audio, Noise Cancellation And Acoustic Shieldtrans And Mute Keys, 11 Configurable Keysup To 4 Sip Accountslocal 5Way Conferencingno Perception Upgradetypec Chargingwall Mountable And Stand Mountablesupport Ydmp/Ymcs