< p > Small-sized mixer with 4 mono input channels and a stereo line input (4 mono + 1 stereo). Each mono channel features a composite XLR input / jack with composite microphone / instrument impedance and +48V power for the XLR. The input channels have High / Low EQ and Pan controls. The mono channels also have an Effects level to adjust the amount of internal digital delay added for vocals or instruments. < /p > < p > An internal backlit recorder can accept a USB memory stick containing compressed audio files in various formats or alternatively connect to a smartphone via Bluetooth for wireless connection. The output is provided in a pair of balanced XLR connections and offers very low noise operation for high-quality studio or live performances. < /p > < ul > < li > Built-in multi-format USB audio player < /li > < li > Wireless Bluetooth connectivity < /li > < li > Digital delay effects for vocals or musical instruments < /li > < li > Individual phantom power switch +48V < /li > < li > Built-in recording function < /li > < li > Supplied with DC power supply < /li > < /ul > < p > Features: < /p > < ul > < li > Power supply: 5Vdc 1A (adaptor included) < /li > < li > Maximum consumption: 5W < /li > < li > Gain: -14 to +40dB < /li > < li > EQ high: ±15dB @ 80Hz < /li > < li > EQ low: ±15dB @ 12kHz < /li > < li > Phantom power: +48V individually switchable (XLR inputs only) < /li > < li > Mic input impedance: 2k Ohms < /li > < li > Instrument input impedance: 1M Ohms < /li > < li > Line input impedance: 20k Ohms < /li > < li > Audio sources: Internal USB player/recorder & Bluetooth receiver < /li > < li > Audio formats: USB playback mp3, wma, ape, flac / record mp3 (48kHz 128kB/s) < /li > < li > Bluetooth version 2.1 + EDR < /li > < li > Frequency response: 20Hz - 20kHz (±0.5B) < /li > < li > THD +N < /li > < /ul >