Transmission frequency: 5.8G Transmitting power: 600mw Transmission frequency point: 40 points Input voltage: 7-16V Product interface: inner pin (with inner hole antenna) Antenna gain: 2db Operating current: 220mA /12V Operating temperature: -10-85 Video format: NTSC/PAL automatic Video bandwidth: 8M Audio bandwidth: 6.5M Due to different batches, the appearance, color, and printed words of the product may vary, which does not affect its usage. Colour: As Shown Material: plastic Size: 54 x 30 x 10mm Package Contents: 1 x Transmitter Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The measurement allowed error is +/- 1-3cm.