Long Range Transmitter Receiver (AJ-400TB)
Long Range Transmitter
  Output power:
400mW
  Frequency :
1.2GHz, wireless Video+ Audio
  Channel:
Four channels optional
  Range:
500M
  Power:
DC 9V, 800mA
  Dimension:
150*50*20 mm
  Weight:
72g
Long Range Transmitter