General Parameters: - Antenna: 2.0 dBi high gain antenna - Serial Data Transmission Rate: 115200bps - Channels: FCC: 79. CE: 10 dBm - Supply Voltage: 5 V±50 mV - Operating Current: Certificate Standard: FCC (125 mW); CE (10 mW) Instantaneous Current For Transmitting: 156mA; 60mA Instantaneous Current For Receiving: 56mA; 56mA Non-Working Current: 12.5mA; 12.5mA - Receiving Sensitivity (1% PER): 500 kbps, -88dbm; 280 kbps, -92dbm - Effective Range (Outdoor Open Space): FCC: 3km (2.5 miles); CE: 1.0km (0.6 miles) Other Parameters: - Required Environment: -40???- Sizes: Air Station: 36.7 x 50 x 11.8mm Ground Station: 38 x 55.6 x 11.8mm Package Included: - 1 x Receiver - 1 x Transmitter - 1 x Receiver Antenna - 1 x Transmitter Antenna. Usually it cost about 35USD-50USD. This item is in the category "Toys & Hobbies\Radio Control & Control Line\RC Model Vehicle Parts & Accs\Control, Radio & Electronics\Receivers & Transmitters". The seller is "topskyrc" and is located in this country: CN. This item can be shipped worldwide.