DIY High Power Stereo Amplifier Board LTK5328 Audio

[Product parameters]: 4 Euro 2x5W[Power interface]: Micro-5p (reserved 2.5mm welding port)[Input voltage]: 3.7V-5V[Amplifier working mode]: switchable class AB and class D[Signal to noise ratio]: 90DB[THD+N:-70DB crosstalk]:-86dbColour: Blackmaterial: plasticDNR: 91db[Output Interface]:Speaker output port x 2 groups (one group for left and right channels), it is recommended to connect 4 ohm 5W-50W power speakers to useUsers can freely switch between CLASS AB or CLASS D working modes according to sound preference and power collocation.[Features]:The power switch and the volume knob are integrated. When the sound is adjusted to the minimum, turn it counterclockwise. When you hear a clicking sound, it is turned off. Turn clockwise to turn it on.Powered by Micro-5p interface, ordinary mobile phone charger 5V2A charging cable can be used.[Product Usage]:Can connect the audio signal of mobile phone, laptop and tablet to the output of stereo power amplifier through 3.5mm audio cablePackage Contents:1 x Amplifier Board1 x USB Cable1 x Audio CableOnly the above package content, other products are not included.Note: Light shooting 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 UsWe provide the good product with the best price,we support Wholesale/Drop Shipping Order1. 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 Shipments1.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 ServiceWe 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 Feedback1. 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.3. If there is no problem, please leave us five star positive feedback.Your affirmation is our greatest motivation ! ! !

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