DWEII ZK-TB21 Bluetooth 5.0 Stereo Audio Receiver Amplifier Board 2.1Channel Mini Wireless Digital AUX Amp Module Bass and Treble Control for Home Passive Speakers Subwoofer TPA3116D2 50Wx2+100W


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  • ❃❃High quality dual channel power amplifier board for HIFI music. With AUX and Bluetooth two audio input methods, 2-in-1. 5.0 Bluetooth version, the transmission efficiency is higher, the transmission distance is farther. With a filter inductor, the sound is round and clear.
  • ❃❃ Application: With bass, treble and volume control, easy to adjust volume, enjoy the music tone what you want. TDA3116D2 is widely used in store solicitation, home theater, square speakers, etc.due to its excellent performance and comprehensive cost performance.
  • ❃❃CHIP: TPA3116D2 (with AM anti-interference function), 2.1 CH stereo output power 50Watt * 2+100Watt, working voltage range DC12-24V, for 4-8Ω, 50Watt-300Watt passive speakers.
  • ❃❃The TPA3116D2 devices feature short-circuit and thermal protection as well as overvoltage, undervoltage, and DC protection to prevent total failure. In the event of an overload, the device reports the fault condition to the processor to protect itself from damage.
  • ❃❃Bluetooth and AUX Function: Bluetooth 5.0 version, Transmission Distance Is Farther. The Transmission Distance Can Reach 49 Feet In An Open Environment. If your Play Device Does Not Have Bluetooth, You Can Also Input Audio Signals Through The 3.5MM Headphone Plug

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ZK-TB21 Bluetooth 5.0 Mini Power Amplifier Board Feature:  Chip: TPA3116D2 Input Mode: Bluetooth / 3.5mm AUX Work Voltage: DC 12V-24V Channel: 2.1 CH Stereo Output Bluetooth Version: Bluetooth 5.0 Bluetooth Transmission Distance: 50 Ft MAX Power Output: 50W*2(R&L)+100W(Subwoofer) Terminating Impedance: 4 – 8 Ohm Match Speaker: 50 – 300 watt Work Humidity: 0%~95%RH Package Including: 1 * Amplifier board blue tooth 5.0 1 * Shell (upper+lower) 1 * Screwdriver 1 * Terminal 4 * Long copper pillar 4 * Short copper pillar 5 * Knob cap 8 * Screw

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