1×Intruction book (Intruction book is not upgrade, can provide electronic version when TRI upgrade). 4 frequency bands VHF\UHF receiving and transmitting (RX/TX).
VHF frequency band (receiving/transmitting): 136-174MHZ. UHF frequency band (receiving/transmitting): 400-480MHZ. Aviation frequency band (receiving): 106-136MHZ. Low 1W, Middle 5W, High 10-15W.
The upgraded nylon material of the battery casing is closer to the original Harris battery. Support for TRI made KDU. The motherboard chip is fully upgraded, which saves more power and has longer standby time. Compatible with capacitance mic and dynamic mic, support real original military headset. Double DTMF encoding and decode.Dule mode volume adjustment (rotary knob and button). Automatic compatible with 12.6V and 8.4V battery.