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ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)

ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
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ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
ZK-ST21 Bluetooth Digital Amplifier Board – 2.1 Channel 100W + 100W + 200W Subwoofer (TPA3221)
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Tags: ZK-ST21 amplifier board , Bluetooth amplifier board Bangladesh , TPA3221 amplifier module , 2.1 channel power amplifier Bangladesh , Class-D audio amp Bangladesh , DIY speaker amplifier BD , Bangladesh audio electronics , high-power subwoofer amp BD

Power your audio setup in Bangladesh with the ZK-ST21 Bluetooth Digital Amplifier Board featuring dual TI TPA3221 chips for 100 W per stereo channel and 200 W for subwoofer. Supports Bluetooth, AUX, USB, sound-card inputs. Delivers high-fidelity sound, low distortion, efficient Class-D performance, and built-in protection against overload, over-temperature, reverse polarity, and short-circuit.

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