1With speed dial, redial function, handsfree call, alarm clock function, phone book function. 2The screen has a green backlight and 7level brightness adjustment to ensure clear content display. 3GSM telephone, external antenna, more stable signal, support 850/900/1800/1900MHZ. 4Multi-call ringtones selection and volume adjustment, multi-message ringtone and mute function. 5Support sending and receiving SMS in English and multiple languages, LCD screen displays date/time/signal strength/battery capacity. 6Dynamic storage of 50 groups of call records, which can store/search/delete/call back multiple groups of recent calls. Item Type: Desktop Telephone Material: ABS Mobile Phone Card: Dual Card Dual Standby FM Frequency Band: 76-108MHz GSM Frequency Band: 850/900/1800/1900MHZ Battery Type: Lithium Battery Battery Capacity: 500mah Brightness Adjustment: 7 Levels Power Plug: EU Standard Voltage: 100-240V 1 x Telephone 1 x Telephone Receiver 1 x Telephone Line 1 x Charger 1 x Manual Support GSM frequency 850/900/1800/1900MHZ, only the phone card of this frequency can be used.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.