Product Name: 1.2g Hz 1500MW Wireless Camera Video CCTV Transmitter Receiver 12CH Model NO.: NT-TR-01 Oscillator Circuit: LC or Crystal Oscillator Receiver Chip: MC3362 Modulation: AM Application: Video Transmission, Data Transmission Type: 1.2g Product Name: 1.2g Wireless Video Transmitter Receiver Input Voltage: 12V Working Frequency: 1.2g~1.3G Channel: 12CH, AV Synchronization Trademark: Unbranded Transport Package: Retail Package Box Specification: 0.126kg Origin: China Product Description 1.2G Hz 1500mW Wireless Camera Video CCTV Transmitter Receiver 12CHSpecifications:Specification of Tx:Input Voltage: 12VWorking Frequency: 1.2G~1.3GChannel: 12Ch, AV synchronizationOutput Power: 1500mWTransmission distance (Open Space): 2000M-3000MDimension T: 70 x 37 x 7 mm (Without Heatsink)Weight: 35g (Without Heatsink)Package include:12 CH Receiver x 1Transmitter x 1Antennas x 2AV cable Tx cableCable