Yamaha MTX3 Matrix Processor Features: 26 x 8 zone matrix processor designed to be the heart of your business’s audio system. Very flexible DSP processing options fit a wide variety of commercial applications such as restaurants, retail stores, banquet halls, and more 8-channel mic/line input and 8-channel analog output 16-channel YDIF digital I/O SD/SDHC Card Slot for playback of MP3/WAV files 2 RCA stereo line inputs DSP functions include auto gain control, ambient noise compensation, 3-band parametric EQ, compressor/limiter and gate, reverb/delay effects, 8 priority duckers, and 8 feedback suppressors Outputs feature 4-band parametric room EQ, speaker processor, and delay Ethernet port 9-pin RS232 remote port Easy to configure via the “MTX-MRX Editor” software Built-in library of Yamaha speaker parameters for maximizing your speakers’ sound Dedicated iPhone app allows remote volume and preset control Includes connectors for AMX/Creston touch panel device control Daisy chain up to 4 MTX units, 8 DCP series control panels, or up to 20 devices such as the Yamaha XMV, EXi8, or Exo8 Dimensions (W x H x D): 18.9 inches x 1.7 inches x 14.3 inches, 1RU Weight: 10.6 lbs. Power supply voltage: 110V–240V, 50/60Hz (US and Canada) Power consumption: 50W max. Heat dissipation (per hour): 43 kcal max.