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Audio Power Amplifier Board

Gadget 23

Prix régulier $30.30

Taxes incluses. Frais de port calculés à l'étape de paiement.

Fosi Audio Bluetooth 5.0 TPA3116D2 Digital Power Amplifier Board 100W Stereo Power AUX Audio Subwoofer Amplifier 



【HIFI Sound】Adopt TPA3116D2(with AM interference suppression function) chips, with excellent sound quality. It ensures that even with high power operation for a long time, THD is less than 0.1%. 
【Mini but Powerful】2 CH stereo output power 100watt * 2, working voltage range DC5-27V, for 4-8Ω, 50watt-300watt passive speakers. 
【Two Input Ways】Support 3.5mm wired input and Bluetooth 5.0 input. Bluetooth signal distance up to 49ft, best for your DIY passive speakers. 
【Continuous & Stable】5 * 470uF high-quality capacitor brings a stable output. Large-area heat dissipation system, and high-quality power module, it will not overheat and stop work at long-time high output. 
【Ensure Safety】This Bluetooth amplifier board has a bottom plate and a top plate, support reverse connection protection, Over-voltage protection, under-voltage protection, Over-heat protection, Short-circuit protection.  



  • Model: ZK-1002

  • Chip: TPA3116D2*2

  • Input Mode: Bluetooth and 3.5mm AUX

  • Work Voltage: DC 5V-27V (Above 2A)

  • Channel: 2 CH Stereo Output

  • Bluetooth version: Bluetooth 5.0

  • Bluetooth transmission distance: 50 Ft

  • MAX Power Output: 100W x 2

  • Terminating Impedance: 4 Ohm-8 Ohm

  • Match Speaker: 50W-300W

  • Work Humidity:0%~95%RH         

How to connect the speaker?

  • Step1-Use the screwdriver to loosen the speaker terminals on the amplifier.\

  • Step2-Insert the speaker wires.

  • Step3-Install the screws to secure the speaker wires.

Package Include:


 *ZK-1002 Stereo Bluetooth Power Amplifier Module x1

*Acrylic shell x2

*16mm Copper column x4

*9mm Screw x8,

*Steel nut, screw mat x1

*20cm power cable x1

*Screwdriver x1

*Knob x1