Features: 1Important Parameters: The frequency range of the walkie talkies is UHF400 to 470MHz, with 50 sets of CTCSS and 105 sets of standard DCS. 2Power Saving: With a specially designed power saving mode, when there is no operation after ten seconds of power on, the two way radio can automatically enter power saving mode. 3Decodable: This walkie talkies can crack other transmitter frequency and subsonic code, but can prevent from being cracked by other FM transceiver. 4Application: This two way radio provides long range communication and clear sound for commercial and outdoor activities, such as restaurants, schools, concerts and tours. 5Portable: The suitable size is ideal for carrying out, the hard shell is waterproof and drop resistant, and resistant to bending and anti aging. Item Type: Walkie Talkies Material: ABS, aluminium alloy Application: Suitable for commercial and outdoor activities, such as restaurants, schools, concerts and tours Power: 10W Frequency Range: UHF400-470MHz Storage Channels: 16 groups Operating Voltage: DC3.7V Frequency Stability: 2.5ppm Operating Temperature: -20C~ 50C Working Mode: Simplex for same channel Antenna Impedance: 50 Transmission Distance: 6km Transmit Current: 1400mA Transmitter Maximum Frequency Deviation (broadband): 5KHz Transmitter Spurious Radiation Power: 7.5uW Transmitter Adjacent Channel Power: -65dB Transmitter Signal to Noise Ratio (broadband): -45dB Transmitter Sub Audio or Digital Sub Audio Bias (broadband): 0.70.1KHz Transmitter Modulation Sensitivity: 8~12mV Receiver Sensitivity: -122dBm (12dB SINAD) Audio Power: 350mW Audio Distortion: