As a new generation digital trunking radio, it uses top-notch digital noise-cancelling technologies, which ensures clear and crisp voice quality even in noisy environments. It features full duplex call for bi-directional communication between radios. The built-in BT 4.0 module exhibits lower power consumption, faster transmit rate, and more wireless connection function. You can separately order smart battery and corresponding charger, with which the charging time is reduced to half. It supports call recording and local information inquiry over conventional network, facilitating back trace of call processing method. With its GJB-and-MIL-certified feature and IP68 protection, the radio is fully accommodating to various harsh conditions.