Description : ENNIO CT3501A11 3.5inch TFT Color Display Wireless Video Intercom Doorbell Door Phone Intercom System Features : 2.4GHz launch frequency, Approx 400 meters barrier free remote control distance. 3.5" TFT color display. 0.3Mega pixel camera. Build-in 16 chord melodies. Clear night-viewing, speaking and unlocking remote controlling etc. Time shown on the indoor monitor. Rechargeable lithium battery through mini use charger. Monitor can take\/save\/view more than 100 photos automatically. Monitor can hang on the wall, cabinet, also can be place on the desk, table. Specifications : Outdoor camera : Working rate : 2402~2483.5MHz Transmitting power : 18~23dBM Camera : 1\/4" CMOS Working current : 300mA Standby current : 20~30mA Battery : Rechargeable lithium battery Battery capacity : 1350mah Standby time : 2 month Adapter input : AC100~240V, 50\/60Hz Adapter output : DC5V\/1A Dimensions : 160 x 100 x 30mm Indoor monitor : Screen : 3.5 inch TFT LCD Sensitivity : 90dBm Working current : 250mA Standby current : 20-30mA\/3.7V Battery : Rechargeable lithium battery Battery capacity : 1350mah Standby time : 120h Adapter input : AC100~240V, 50\/60Hz Adapter output : DC5V\/1A Dimension : 141 x 85 x 20mm Working temperature : -20degree- +50degree Working humidity : <85% Package included : 1 x Outdoor camera 1 x Indoor monitor 1 x AC adapter for outdoor camera (US plug style, and will ship an adapter according to your country) 1 x AC adapter for indoor monitor (US plug style, and will ship an adapter according to your country) 2 x Rechargeable battery 2 x USB cable 1 x Package of screws 1 x English user manual Details pictures :