CSM-4 Mixer with USB / Bluetooth Player

Compact format audio mixer with 2, 4 or 6 mono input channels and a stereo line input. Each mono channel has a combo XLR/jack input with individually switchable mic/instrument impedance and +48V phantom power for the XLR. Input channels have High/Low EQ and Pan controls and mono channels also have Effects level to vary the amount of internal digital delay effect added for vocals or instruments. An internal player/recorder with backlit display can accept a USB memory stick containing compressed audio files in various formats or alternatively connect to a smart phone via BT wireless link. Output is delivered on a pair of balanced XLR connectors and offers very low noise operation for high quality studio or live performances.

Integral USB multi-format audio player
BT wireless connectivity
Supplied with DC power adaptor
Built in record function
Digital delay effect for vocals or instruments
Individually switchable +48V phantom power

Power supply: 5Vdc 1A (adaptor included)
Output: Left + Right balanced XLR
Phantom power: +48V individually switchable (XLR inputs only)
Audio format: USB playback mp3, wma, ape, flac / record mp3 (48kHz 128kB/s)
Bluetooth version: 2.1 + EDR
Power consumption max.: 5W
Max. output level: 3Vrms
Dynamic range: 102dB
Frequency response: 20Hz - 20kHz (±0.5B)
THD +N: <0.03% @ 1kHz
Crosstalk : stereo: 92dB
Gain: -14 to +40dB
EQ: low: ±15dB @ 80Hz
EQ: high: ±15dB @ 12kHz
Audio source: Internal USB player/recorder & BT receiver
Input impedance : mic: 2k Ohms
Input impedance : instrument: 1M Ohms
Input impedance : line: 20k Ohms
Output impedance: 120 Ohms

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