ZK-TB21 Bluetooth Power Amplifier Board

1. Excellent quality: high quality material, safe and durable.
2. Stable performance: with better noise performance, excellent output drive capability and relatively high small signal bandwidth, large power supply voltage range.
3. High fidelity: When used as an audio amplifier, the tone is warm and the fidelity is high.
4. Wide range of uses: suitable for high quality and professional audio equipment, instruments, control circuits and telephone channel amplifiers.
5. It has the characteristics of small size, high efficiency, high power and small heat.

Product name: 2.1 channel bluetooth audio power amplifier module
Item model number: ZK-TB21
Bluetooth version: 5.0 (unblocked, 10 meters)
Input Sensitivity: 500mV
Input method: AUX+Bluetooth
Number of channels: 2.1 channels
Power amplifier chip: TPA3116D2 (with AM interference suppression function) suitable for
Power supply: DC 12~24V/5A or above (the higher the voltage, the greater the output power)
Compatible speaker: 20~100 W, 4~8 ohm
Output power: left and right channels Less than 50W subwoofer Less than 100W
Protection mechanism: overvoltage, undervoltage, overheating, DC detection, short circuit protection
Product size: 118mm x 100mm x 22mm
Colour:black
Material: PCB

Package Contents:
1 x Amplifier Board
1 x screwdriver

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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