Main Function
a) Voice Call Relay
Support relay function such as single call, group call, whole call and other voice services；
b) SMS Relay
Support relay for point-to-point SMS and group SMS；
c) Positioning
Available to get the location information of mobile terminal in the coverage network area and report it to the dispatching device；
d) Automatic networking function
Support multi-hop automatic networking function among multi-Trunk repeaters through wireless link of Trunk repeater；
e) Compatible with Multi communication modes
Support DMR mode, support double time-slot TDMA customized wave loading；
1.5.2 Main Specification
a） Frequency range：136-174MHz/350-400MHz/400-470MHz；
b） Communication mode：Support DMR mode，support double time-slot TDMA customized wave loading；
c） Channel Spacing：12.5KHz；
d） Automatic network ability：≥3 sets of device；
e） Power consumption：≤80W；
f） Environment adaptability
Work temperature：-40℃～+60℃；
Storage temperature：-45℃～+70℃；
Transmitting specifications
Transmission Power：：≥15W；
1.5.4 Receiving specification
a) Sensitivity：≤-113dm；
b) Rx dynamic range：≥90dB。