4 radios and associated accessories.. Each radio comes with a single-unit charger, 18 hour lithium ion battery, swivel belt holster and 1-year warranty.. 1-watt (covers up to 15 floors, 200,000 square feet range), 1 channel (everybody hears everybody).. Set to factory default UHF frequencies (good for both inside and outside use).. Very small, lightweight, and simple. Popular with a variety of different small footprint businesses.