Mackie Big Knob Studio+ B-Stock

B-Stock with Full Warranty
Return that may have slight traces of use.

Active Monitor Controller

For up to three monitor pairs and four stereo sources built-in 2x4 USB audio interface 24-bit / 192 kHz
Large volume control
Switches for mute, dim, mono, monitor and signal source
Independent trim for all sources and monitor outputs
Cue mix function
Built-in talkback microphone
16-Segment LED metering
+48 V phantom power
2 Mic/line XLR/jack 6.3 mm combo inputs
4 Line inputs: 6.3 mm jack balanced
6 Monitor outputs: 6.3 mm jack balanced
2 Stereo headphone outputs: 6.3 mm jack
1 Stereo line input: 3.5 mm mini jack
2-Track connection: 6.3 mm jack (L/R)
Talkback microphone input XLR with footswitch connection 6.3 mm jack
USB connection
iOS support with optional Lightning to USB 3.0 camera adapter for connection to iPad and iPhone (adapter not included)
Power supply connection
Steel housing
For PC and Mac
Dimensions: 302 x 173 x 81 mm
Weight: 2.1 kg
Includes Tracktion Waveform Recording Software