The MM3000 is a mic mixing amplifier ideal for audio professionals and sound engineers looking to consolidate equipment while maximizing sound and quality. As a mic mixing amplifier MM3000 is fitted out with a variety of features that make it the ideal amplifier to accompany a vocal heavy setup. For standard shorter mic connections, the MM3000 comes fitted out with six different 1/4 (unbalanced) mic inputs as well as two XLR (balanced) inputs to accommodate larger connections. For outputs, the MM3000 comes with 2 channels both equipped with standard banana binding output terminals. To enhanced output, the MM3000 features an expanded set of controls that allow for user fine-tuning of output. Each of the mic inputs comes with an individual volume control as well as a switch to cut and activate input from the individual line. In addition, the volume of all mic inputs can be adjusted relative to music via the master mic volume dial or via the mic priority switch. The mic inputs are also divided into two channels that come with hi, mid, low, and echo controls. The echo can be further adjusted via the echo controls which allow you to control five different aspects of the feature. Features: 3000 watts peak power Inputs: RCA (2 audio sources), USB, SD Card Outputs: Banana binding post (4 speakers), RCA (Line Out) Microphone priority switch reduceds line signal level Tape monitor loop USB SD Card maximum size: 32GB Plays .mp3, .wav, .wma files from USB drives and SD Cards Track title, number elapsed time will display for USB / SD Card inputs iPod compatible USB input allows for direct connection with an iPod Records .mp3 files onto USB Flash Drive or SD Card from Tuner RCA inputs 128 kbps / 44.1 KHz sampling rate on .wav file recordings Bluetooth compatibility allows for wireless connection to any A2DP stereo Bluetooth device Bluetooth v2.0 with EDR Bluetooth (2.4 GHz) technology Bluetooth Range: 30 Feet Bass, mid, treble and balance controls Repeat / Random playback on USB / SD Card inputs Eight Microphone inputs: Two XLR (balanced), Six 1/4 (unbalanced) microphone inputs Eight individual microphone volume controls Separate line microphone master volume controls Microphone Echo controls include: Volume, High, Low, Delay Repeat Built-in Dual 10 Band Equalizers Equalization Points: 32Hz