- SPECIFICATION
   Frequincy Range : 300~3000Hz
   Supply Voltage : 18~33V DC
   Audio Output : 200mW(at 600)
   Diagnostic PGM : Built-in Test
   Control Protocol : HDLC Protocal
   Environmental
      Storage Temp : -50C~+70C
      Operating Temp : -30C~+50C
      Meet with MIL-STD-810C and MIL-STD-461C(EMI)