TECH AND TRADE 450 WATTS DIY STK 4141 based STEREO AUDIO AMPLIFIER BOARD BLUETOOTH MODULE CARD KIT (BETTER THAN 4440 IC, 2n3055 Sound Recorder and Sound Circuit Electronic Hobby Kit

THIS IS A STK BASED BOARD. STK SERIES OF ICS IS KNOWN TO BE THE BEST IC IN TERMS OF POWER AND SOUND CLARITY. THIS IC IC 4141 OF STK SERIES. THIS IC PROVIDES ABOUT 450 WATTS OF POWER IN STEREO MODE. THIS IC IS THE BASE OF THIS CIRCUIT BOARD. THE CIRCUIT NEEDS 24-0-24V DC POWER TO RUN. THE IC GENERATES A LOT OF HEAT DURING OPERATION SO IT NEEDS A HEAVY AND GOOD QUALITY OF HEAT SINK TO ABSORB THE HEAT. THIS CIRCUIT IS 2.0. YOU MAY CONNECT SUBWOOFERS TO BOTH THE CHANNELS. IT ALSO CONTAINS A BLUETOOTH MODULE WHICH IS BEST IN ITS CLASS. IT IG PAGRIA MADE AND SO FAR THE BEST IN THE MARKET. THERE IS NO HUMMING SOR ANY DISTORTION WHILE RUNNING THE BLUETOOTH MODE. BOTH THE ITEMS COME WITH A MANUAL TO UNDERSTAND THE CONNECTIONS.