[Specification] Frequency Range: VHF 144-148MHz & UHF 420-450MHz Memory Channel: Up to 128 channels Frequency Stability: 2. 5ppm Frequency Step: 2. 5/5/6. 25/10/12. 5/20/25kHz Antenna Impedance: 50 Ohm Supply Voltage: Rechargeable Lithium-Ion 7. 4V/1800mAh Consumption in Standby: 380mA Consumption in Transmission: ≤1. 4A Mode of Operation： Simple or semi-duplex Duty cycle: 03/03/54 min (Rx/Tx Standby) Transmitter: RF power: 4W / 1W Type of Modulation: FM Modulation Mode: 16kF3E / 11kF3E(W/N) Maximum Deviation: ≤5kHz / ≤2. 5kHz(W/N) Receiver Sensitivity: 0. 2uV(at 12dB SINAD) Intermodulation: 60dB. Audio Output: 1000mW Adjacent Channel Selectivity: 65/60dB [What's in the Box] 1 x UV-5RE Two Way Radio 1 x 7.4V 1800mAh Li-ion Battery 1 x Desktop Charger 1 x User Manual 1 x Hand Strap 1 x Earpiece 1 x Antenna 1 x Belt Clip