Ultrasonic ring cavity design brings you super clear communication CTCSS / DCS encrypted communication Can be more secure communication, reduce interference from other radio equipment. 5km communication is smooth Super large power battery, long discharge time, durable Accurate monitoring of charging and discharging process Support 0 storage chargeDetails
4G whole network intercom Super loud horn, anti magnetism, anti rust, anti dust design. Unlimited distance, more smooth communication Support group call, single call / friend High capacity battery 5000mAh PC + ABS material is fashionable in appearance, comfortable in hand, hard in wear resistance and long in service life.Details