Color: Silver + Black - Material: Aluminum alloy - Quantity: 1 - Working band: 2500MHz - Voltage: 12V - Current: 450mA - Power: 2W - Frequency: 2.5GHz - Working temperature: -20'C~60'C - Transmission distance: 800~1000m - Video signal: NTSC / PAL - Audio signal: 2V P-P 2kohm - Audio input impedance: 1kohm - Video input impedance: 75ohm - Transmitter size: 6.5 x 3.3 x 1.6cm - Receiver interface: AV - Great for signal wireless transmit and receive - Packing list: - 1 x Receiver - 1 x Transmitter (8cm) - 2 x 2-flat-pin plug adapters (100~240V / 110cm) - 1 x English user manual - 2 x Antennas - 1 x AV + Power cable (14cm) - 1 x AV cable (80cm)