The MX310 is a professional three channel microphone mixer. The mixer was originally designed for people that need to plug 2 or 3 more mics into a mic input. With balanced XLR inputs, phantom power select able for each mic input, XLR Mic or Line level output the MX310 can be used in many different applications. A stereo 1/8" (3.5mm) Auxiliary input has been added for connection to any stereo line-level source such as a phone, AM/FM tuner, CD player etc. An additional 3.5mm stereo output jack is provided for connection to a camera, computer, ear buds, or other monitoring.
 
Specifications
Input Impedance: 600 Ohms
Output Impedance: 600 Ohms Mic - 200 Ohms line
THD Noise: .05% Typical
Frequency Response: 20 Hz - 20 kHz ( 0 / -3 dB)
Voltage Gain: 50 dB line/10 dB Mic
Low Cut: -3 dB @ 100 Hz
Current Draw: 20 mA
Phantom Power: 15 VDC
Maximum Supply Voltage: 16 VDC
Size: 5.25" x 3.75" x 1.5"
Weight: 1 lbs.