This product is a 5.2 BT pair box function two modules; the voltage is 5V / current is 2a the power supply is processed by secondary development of peripheral hardware the maximum power can be configured to 5W and the BT device name is ymx-868bt Power supply: DC voltage 3.7-5v current should be more than 1.5a-2a USB is the charging input port; 5V in can be charged from here; the red light is on when charging but the red light is not on when fully charged. Please choose the lithium battery with protection board; please choose the original manufacturer for the charger Shanzhai not only can't keep up with the current but also can't keep constant current which is easy to damage the battery and board. Pay attention! If the function is used two BT modules must be used; when the is connected to one board it is mono; when the is disconnected it is stereo
Special attention: 1. Bat + is connected to the positive pole dc3.7v to 5V + GNT - is connected to the negative pole; 2. The working voltage of lithium battery is 3.7V or the DC of regulated power supply is 4.5-5v and the current is 600-700ma when one horn is connected; about 1.5-2a when two horns are connected. The lithium powered horn is equipped with 4 Ω 3W + 3W the regulated power 5V horn is equipped with 4 Ω 5W + 5W. If the current is not enough there will be some bad phenomena such as skipping or BT instability main board restart all the time or poor sound quality / broken sound / distortion if there is such a problem please check your power supply; the voltage should not be higher than 5V otherwise the main chip power amplifier IC and related components will be damaged please pay attention 3. Horn wiring: white 2p seat SP - / SP + from bottom to top l-o - / l-o + connected to horn 1; white 2p seat SP - / SP + from bottom to top R-O - / R-O + connected to horn 2 color:as described Material:PC+Metal
Package Contents: 1 x Audio amplifier Board
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 pricewe 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 packageplease contact us in advancewe 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 customers. If there is any question about the orderplease 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 packageplease don’t be hesitate to contact us first before leaving negative feedback. We will resolve the problem to satisfy you. 3. If there is no problem please leave us five star positive feedback. Your affirmation is our greatest motivation ! ! !
Specifications
Key Features
Durable and good quality
Wireless Module
Power Amplifier Pcba Module
Audio Player Board
amplifier Module
Audio amplifier Board
The details are as described above
What’s in the box
1 x Audio amplifier Board
Specifications
SKU: GE779EA70GG9XNAFAMZ
Model: Audio amplifier Board
Production Country: China
Size (L x W x H cm): 10x10x2
Weight (kg): 0.053
Color: as described
Main Material: PC+Metal
Verified Customer Feedback
Customers who have bought this product have not yet posted comments
BT5.2 Wireless Module Power Amplifier Pcba Module 2 X 5W Audio Player