The EZ-MX4ML is a stereo audio mixer with two mic and two line inputs. Microphones connect through balanced XLR jacks that provide phantom voltage. Both line inputs connect through RCA jacks; one also includes a MINI-jack input. Left and right channel LED VU metering facilitates easy level adjustment. The EZ-MX4ML is used in houses of worship, restaurants, clubs, meeting rooms, studios, broadcast and commercial sound systems.