Introduction
Video Demo
Application

 

BK Series Digital Karaoke Preamplifier

Product features:
2.Adopt the 24Bit data bus and 32Bit DSP.
3.Unique microphone feedback algorithm, Dual reverberation microphone automatic frequency shifting
4.Music, Microphone, and the effect of boot volume setting the maximum volume locking function
5.Built-in USB/SD Bluetooth full decoding format output
6.SMT production, good stable.
7.Microphone output, main output with pressure limit and delay function
8.Three-channel audio input, one channel to monitor
Application areas: KTV, conference, home entertainment, teaching,etc.

 

 

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Specification:
Model BK-250 BK-350 BK-450
Power(8Ω) 250W×2 350W×2 450W×2
Frequency Range(1dB) (MUSIC MIC)20Hz~20KHz
Input Sensitivity (MIC)11MV  (MUSIC) 210MV
Frequency response 20Hz-20KHz±0.5dB
THD <0.5%@1KHz 8Ω 1/3Rated Power
Power supply 220V~50Hz
S/N ≥95dB
Size 88×482×390mm