Aktionspreis gültig bis 31.04.24 - 5,1 cm ( 2 inch ) 240 x 320 color screen - 4 SIP Lines - Built-in dual-band Wi-Fi (2.4G/5G) - Support IEEE802.11k/v/r roaming - Support WPA / WPA2-PSK and 802.1X EAP encryption to ensure communications security - Built-in Bluetooth 5.0 can be used to connect  wireless earphone  - No operation screen after 10 seconds during a call - One configurable push-to-talk (PTT) button for quick dial - Up to 9 hours? talk time and up to 200 hours standby time