ISP Technologies HDDS BRC1 - Manual (Page 8)

HDDS MASTER CONTROL MODULE SPECIFICATIONS
POWER CONSUMPTION: 2.2 Amp Typical @18VAC
AUDIO INPUT: Stereo RCA , Stereo RTS 1/8 inch
LEVEL CONTROL: INTERNAL VCA CONTROL
REMOTE CONTROL LAW: 10VDC – OVDC 1V / 10DB
MUTE CONTROL: Pull to ground 100db
L / R OUTPUT POWER: +/- 22VDC
WEIGHT: 1.7 LBS