YSAS21 2.1Channel Bluetooth Digital Amplifier Board TPA3251 220Wx2350W HighPower HighBass Adjustment Subwoofer

Product name: 2.1 channel bluetooth audio power amplifier module
Product model: YS-AS21
Chip: TPA3251
Bluetooth version: 5.1
Input method: Bluetooth+AUX+U disk+USB sound card

Number of channels: 2.1 channels (left and right channels + subwoofer)
Volume adjustment: high-end encoder knob adjustment, smooth feel
Power supply: DC18-38V ≥10A
Voltage Gain: 30dB
Output power: left and right channels ≤ 220W; subwoofer ≤ 350W
Adapter speakers: left and right channels 30-220W, 3-8Ω; subwoofer 30-350W, 2-8Ω
Protection mechanism: electrostatic protection, overcurrent protection, short circuit protection, overheating protection
Unique function: support YS Audio-APP control
Product size: 141 x 131 x 27(mm)
Tips:
1. When the audio signal input is large enough and the power supply voltage/current is large enough, there will be enough output power!
2. The higher the power supply voltage, the greater the output power, and the smaller the speaker impedance, the greater the output power!
3. Please ensure that the power of the adapted power supply is greater than the actual working power of the power amplifier!
color:Black
Material:PCB+Metal

Package Contents:
1 x 2.1 channel power 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.
43798. If there is no problem, please leave us five star positive feedback.
Your affirmation is our greatest motivation ! !