- Built-in 5.8Ghz Dual diversity receiver automatically for best reception - Built-in 2CH 5.8Ghz AV output and 1CH AV input - Built-in high performance Li-POLYMER Battery: 2450mAH/7.4V - Work status OSD display : RSSI indication ; Battery indicator; Channel indication - A key to automatic signal search - Support Chinese and English menu - Size: 180mm x 120mm x 50mm?Note: Sunshield height: 28mm? - Working Voltage: DC 7~16V - Power Consumption: 650 mA @12V - Builti-in battery version - Battery charging current: 850mA @12V (max) - Working temperature: -10?~+ 65 ? - SMA female(outer hole) Display Parameters: - Screen size: 7 inch - Screen type: TFT LCD Screen/long life, LED backlight - Resolution: 800*480 - Brightness: 450cd/m2 - View Angle: 140/120degree (Horizontal/Vertical