Features: 400-470MHz frequency range, 16-channel capacity, high power, more stable signal. Adopt filter and loudspeaker, built-in intelligent noise reduction chip, which can effectively reduce ambient noise, make the call clearer and louder. The multi-functional walkie talkie is designed in small size and comfortable hand feeling, with detachable gain antenna for strong signal. Anti-fall, wear resistant, dustproof and rain-proof, no fear of any harsh environment. Built-in 1500mAh rechargeable li-ion battery Features over-charge protection, over-discharge protection system, safe to use, long endurance time. 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: : BAOFENG Model: BF-888S Color: Black Frequency range: 400-470MHz RF rated power: 5W Channel capacity: 16 Operated voltage: 3.7V Battery capacity: 1500mAh Item size: 11.5 * 6 * 3.3cm /4.53 * 2.36 * 1.3in Item weight: Approx. 140g /4.94oz Packing list: 2 * FM transceiver 2 * Battery 2 * Antenna 2 * Charger 2 * Belt clip 2 * Handstrap 2 * Headphone 2 * User manual