| SPECIAL FEATURES | POWER REQUIREMENTS:28V DC VERSION AND 115 V AC VERSION , STANDBY MODE:40 WATTS MAX , ACTIVE MODE: 85 WATTS MAX , EXTERNAL CIRCUIT BREAKER RATING: 8A AT 28V DC AND 5A AT 115V AC, OPERATION TEMPERATURE: -55 DEGREES CELSIUS TO +70 DEGREES CELSIUS , ALTITUDE: SEA LEVAEL TO 70,000 FEET, DECOMPRESSION 8,000 TO 70,000 FEET, RECEIVES INTERROGATIONS ON 1030MHZ, TRANSMITS INTERROGATIONS ON 1090MHZ |