Frequency Range
518 - 608 MHz
614 - 740 MHz
796 - 868 MHz
18 MHz TX and RX 
 
Front Panel
1 x 4-pin Male XLR Telex Headset Connector
 
Rear Panel 
2 x Female Color-Coded TNC Transmit/Receive Connectors
2 x Male/Female 3-pin XLR 2-Wire Intercom Connectors
1 x RJ-11 4-Wire Matrix Intercom Jack
2 x Male/Female 3-pin XLR Auxiliary Audio I/O Connectors
1 x IEC Power Receptacle
4-pin Female XLR for RTS Headsets