Note: 1PCS has only one HOST, and 2PCS is a pair of two HOSTS Technique Specification General Frequency Range 65-108MHz (FM Receive only) 136-174 MHz and 400-470 MHz (TX/RX) Channel No. 128 CH Frequency Stability 2.5ppm Antenna High gain Dual-Band Antenna Antenna Impedance 50 Operating Voltage DC 7.4V Mode of operation Simple or semi-duplex Dimension W x H x D 110 x 58 x 32 mm Weight 250g including battery, antenna Transmitter Output power 8W / 5W / 1W (Max 8W) Modulation Mode 16k F3E / 11k F3E Maximum deviation 5kHz(Wide) / 2.5kHz(Narrow) Spurious Radiation 7W Adjacent Ch. power -65dB(Wide) / -60dB(Narrow) Pre-emphasis characteristics 6dB Current 1.6A(5W) CTCSS/DCS deviation 0.5 0.1kHz(Wide) / 0.3 0.1kHz(Narrow) Intermediation sensitivity 8-12mv Intermediation distortion 10 We are according to the country sending Two-way Radio Walkie Talkie charger plug Package Content: -1Pcs UV-5R Real 8W (VHF136-174Mhz UHF 400-470 MHz) -1Pcs 7.4V 2800 mAh Li-ion Battery Pack -1Pcs Antenna -1Pcs Belt Clip -1Pcs Desktop Charger (100V ~ 240V US / Us plug). -1Pcs English Manual or Chinese Manual (usually English manual, please Notes or Contact us if you need Chinese manual)