1. camera: 20g/28.5*24.5*18 mm
2. transmitter: 310g/110*80*20 mm
3. receiver: 150g/116*80*21 mm
4. frequency: 1.2G/2.4G(4 CH)
5. Power: 700 mw
6. distance: 100-700 m(according to condition)
7. power supplier: DC 12V