Class D 800w Stereo Board

Class D 1000w Mono Audio Board

NRS AUDIO Subwoofer Testing Class D

Super Bass Treble Mid Tone Control Circuit Board Testing

6 Band Pressure Bass With Mid Treble

APEX Tone Control TB3 Sound Testing

Class D 350w RMS Audio Board Testing

Audio Equaliser With Echo Mic

Audio Distributor 4 Channel With Bluetooth

TDA7294 With 2SC5200 And 2SA1943 Audio Board 400watt

PBT 501 Driver Board Full Details With Testing NPN Transistors

Mic USB Aux Mixer Circuit Board

Professional Karaoke Double Mic Circuit Board

Dek Bass Board For Bangla Box

LM324 Bass Treble Jhankar Pre Amplifier

JBL RCF Pressure Bass HiFi Pre Amplifier

Pressure Dek Testing For Bangla Box

JBL RCF Presar Board 3 Band And Horn Circuit Board

Frequency Equaliser With Echo Mic

Competition Dek Bass Circuit Board

Karaoke Mic Mono Amp 200watt

12 Band Graphic Equaliser

NE5532 4ic High Gain Bass Treble Circuit Board

Karaoke PCB Board Testing

Class D 500watt TS PRO AUDIO

Bass Pre Amplifier Customer Satisfaction

Pressure Bass Pre Amplifier

Bluetooth Box Testing For All Amplifier

Tone Control With Double Mic And Low Frequency Cut

Class D 200w Board With Booster Tone Control