Drawmer CMC7, Compact Surround Monitor Controller, Extremely low-noise and transparent circuit design, Input channels: 8 (DB-25), Output channels: 8 (DB-25), 25-Pin D-Sub connectors with Tascam assignment, Mix-down switch for monitoring the surround mix in two-channel stereo with independent sub-switch for the LFE channel / sub-woofer, Independent headphone amplifier with individual level control with connection on the rear of the device, Kensington Lock, Input level (maximum): 21 dBu, Output level (maximum): 21 dBu, Dynamic range: 115 dB, Crosstalk: > 80 dB, THD+N: 0.001%., Frequency response: 20 - 20,000 Hz (+/- 0.2 dB), Phase response: 20 - 20,000 Hz (+/- 2 degrees), Power supply: 100 - 240 V AC (external) / 15 V, 1A DC, Dimensions (W x H x D): 187 x 45 x 168 mm, Weight: 1.1 kg, Developed and manufactured by Drawmer in Great Britain