The Rolls RM169 is a professional 6-channel Bluetooth audio mixer with two microphone preamps and four stereo line inputs and is well suited for a variety of applications in locations such as retail stores, restaurants, health clubs, houses of worship, bars, schools, and more. With its compact 1 RU space, the RM169 is a great choice when space is a consideration and without compromising quality. The Bluetooth input has an extended range and professional-level quality. There is an 1/4" TRS mic input jack for adding dynamics and EQ. The master output features two XLR outputs and a stereo pair of RCA outputs. A master treble and bass EQ allows you to fine tune your sound. The Rolls RM169 ships with a power supply.