ZKTB21 Bluetooth Power Amplifier Board 2.1 Channel Stereo 2X50W100W TPA3116D2 Digital Audio Power Amplifier Module

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.

About Us
We provide the good product with the best price,we support Wholesale/Drop Shipping Order
1. For Drop Shipping order, please remark"dropshipping order", we will prioritize it.
2. For Wholesale/Drop Shipping orders, if you have any ideas about the price or package,please contact us in advance,we will give you the best service to satisfy your demands.

About Shipments
1.We will send out the orders ASAP once your payment is completed normally.
2.Please write your complete delivery address with correct phone number and zip code, especially please confirm your full name.

About After-sale Service
We are reliable seller and we have our professional after-sale service for all of our customs. If there is any question about the order,please contact us in advance ,we will always here until you get a happy answer.

About Feedback
1. Please check the package and item when you get carefully to make sure there is no problem.
2. If you have any problem or are not entirely satisfied with your package,please don’t be hesitate to contact us first before leaving negative feedback. We will resolve the problem to satisfy you.
23542. If there is no problem, please leave us five star positive feedback.
Your affirmation is our greatest motivation ! !