General Features
•    19″ Rack Mount Design
•    Primary DC Input Connector
•    Auto-Switchd Back-Up DC Input Connector
•    Backup Battery Warning/Operation Tones
•    Rear External Speaker Output (4 Watts Audio)
•    Rear Test-Speaker-AUX Connector (15-Pin)
•    Programmable AUX Input/Output Functions
•    Toggle or Momentary Operation on AUX Input Ports
•    Pre-Emphasis On/Off Control (at TA AUX Input)
•    DSP Processed QT/DQT
•    QT/DQT Squelch-Tail Elimination
•    Embedded Message with Password Protection
•    High Stability Oscillators (TCXO)
•    Flash Memory