4-channel stereo line mixer, integrated FireWire audio interface with 24-bit/96 kHz, 4 stereo line inputs, 6.3mm jack, stereo RCA phono input, stereo aux send, stereo main out 6.3 mm jack, headphone jack, integrated DI Box for Guitar / Bass; LED meter for level indication, large volume control, latency-free monitoring, 3-band EQ; (W x H x D): 224 x 218 x 87 mm Weight: 1.13 kg; Tracktion 3 Project Bundle.