The Citronic CSD-4 compact format audio mixer with 2, 4 or 6 mono input channels and a stereo line input. Each mono channel has a combo XLR/jack input with individually switchable mic/instrument impedance and +48V phantom power for the XLR. Input channels have High/Low EQ and Pan controls. The B/T pairing button enables wireless connection to a smart phone or tablet for playback. All CSD mixers feature a 16 program DSP effects section with digital reverbs, delays and modulation effects for vocals and instruments. Output is delivered on a pair of balanced XLR connectors and offers very low noise operation for high quality studio or live performances. B/T wireless pairing for smartphone or tablet 16 program, 24-bit DSP effects engine Individually switchable +48V phantom power Supplied with DC power adaptor