The latest upgrade 48ch receives RC832 parameters Compatible with older 8-channel transmitters Working frequency: 5.8GHz Transmission frequency point: 48 points Voltage input: 12V Operating current: 200mA maximum Antenna impedance: 50 Product interface: Inner pin (with inner hole antenna) Antenna gain: 2db Video impedance: 75 Video format: NTSC/PAL automatic Due to different batches, the appearance, color, and printed words of the product may vary, which does not affect functionality Color: As shown Material: Metal + Plastic Size: 80x65x15mm Package Contents: 1 set x Kit Only the above package content is included; 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. Measurement allowed error is +/- 1-3cm