BAOFENG UV-9R Plus Portable Two-way Radio Dual Band Handheld Walkie Talkie FM Transceiver IP67 Waterproof Dustproof EU Plug Features: Equipped two frequency bands and LCD display screen, including VHF 136-174MHz(Rx/Tx), UHF 400-520MHz(Rx/Tx). Up to 128 channels to ensure strong penetration of radio wave for long communication distance, suitable for using in 1-6km for urban area, 2-8km for suburb area, 2-10km for mountainous area and 3-12km for plain area. The multi-functional walkie talkie is designed in small size and comfortable hand feeling, with detachable antenna for strong signal. IP67 waterproof and dustproof level, shockproof and wear resistant, no fear of any harsh environment. Built-in 2800mAh large-capacity li-ion battery features over-charge conservation, over-discharge conservation and circuit conservation system, for safe use and environment conservation. Widely used in the construction site, hotel, plant, bars, warehouse, supermarkets, for self-driving activities, campus communication, field survival, biking, hiking, road trip, camping, hunting, etc. Specification: General:  Brand: BAOFENG Model: UV-9R Plus Color: Black Frequency range:  65MHz-108MHz(Only commercial FM radio reception)  VHF: 136-174MHz(Rx/Tx) UHF: 400-520MHz(Rx/Tx) Memory channels: Up to 128 channels Frequency stability: 2.5ppm Frequency step: 2.5kHz/5kHz/6.25kHz/10kHz/12.5kHz/20kHz/25kHz Antenna impedance: 50Ω Operating temperature: -20℃~60℃ Battery: Li-ion battery, DC7.4V/2800mAh Consumption in reception: 380mA Consumption in transmission: ≤1.4A Mode of operation: Simplex or semi-duplex Duty cycle: 03/03/54min(Rx/Tx/Standby) Transmitter: RF power: 5W/1W Type of modulation: FM Maximum deviation: ≤±5kHz/≤±2.5kHz(W/N) Spurious emissions: <-60dB Receiver: Intermodulation: 60dB Audio output: 1W Spurious radiation: ≥65dB Item size: 13.4 * 6.5 * 4cm /5.28 * 2.56 * 1.57in Item weight: Approx. 256 /9.03oz Packing list: 1 * Two-way radio 1 * Battery 1 * Antenna 1 * Power adapter 1 * Charging base 1 * Belt clip 1 * Handstrap 1 * User manual