Shipping Dimensions:6.3 x 2.3 x 3.7 in
-Mixes four microphones to stereo XLR outputs.
-Output level controls for mic or line-level output.
-Transformer isolated outputs.
-Phantom Power and Low-Cut switches for each Mic input
-Battery and AC powered (AC adapter is included).The MX124 Pro-MixIV mixes 4 microphones into two transformer balanced outputs. It has four XLR inputs, each with individually switchable phantom power, and Low Cut switches (100 Hz high pass filter), a Level control, and a Pan control. As mentioned, it has two transformer balanced, XLR outputs. A 1/4 inch Aux/Headphone output has been provided along with a Clip indicator, Power indicator, and Power switch. The unit is also powered by two 9-Volt alkaline batteries or the included 15VDC power supply.
-Input Impedance: 600 Ohms
-Output Impedance: XLR 600 Ohms
-THD + Noise: .02%
-S/N Ratio: 84 dB
-Frequency Response: 25 Hz - 16 kHz (+0 / -3 dB)
-Max Output Level: + 14 dB
-Max Input Level: -14 dB
-Max Gain: +55 dB
-Low Cut: -3 dB @ 100 Hz
-Current Draw: 30 mA
-Phantom Power: +18 VDC
-Connectors: 4 Female XLR, 2 Male XLR, 1 1/4" TRS, 1: 1/8" (3.5mm)
-Power: 9V alkaline batteries X 2, DC Power Jack (5.5 X 2.1 mm tip negative) for Rolls PS27 (included)