10pcs Digital Power Amplifier Board Usb Power Supply5v 3w + 3w Dc Amp Module

US $11.50

shenzhen, China
Jan 29th

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Mini Digital Power Amplifier Board 5V USB Power Supply 3W+3W DC AMP Module Description: 1. Power supply: DC3.6-5.5 V. 2. Output power: 3W + 3W (4Ω) 3. SNR: 90dB. 4. Efficiency: > 90%. 5. Size: 15.5×24 mm. NOTE: 1. Single lithium battery or USB power supply is suitable, also can use three sections of 1.5V battery, if use with the transformer power supply,it must add 5V voltage circuit, more than 6V will burn IC out. 2. + and - of power supply can't be reversed, power supply voltage can't be more than 6V, otherwise it will damage the IC. 3. there were high gain buffers, can't change any board device parameters, do not accord with the parameters of the IC will lead to damage. 4. input wire please use shielding wire, can rise anti-interference function, eliminate clutter current sound. 5. output is CMOS BTL drive mode,4 wire is completely independent, don't connect together! Package Included: 1Pcs 3W×2 Mini Digital Audio Amplifier Board USB DC 5V Power Supply We only accept PAYPAL payment . We will ship to address provided by PAYPAL.If you need to change your address,please change it in PayPal first as we will only ship to your PAYPAL address. Make sure your detail address and full name in PayPal is absolutely correct. * After you have won an auction we will send you a confirming email. * Payment must be recieved within 7 days after auction ended. Most of items will be shipped via hongkong airmail/Singapore airmail/swiss airmail All items will be shipped within 1-2 working days after payment received and cleared(excluding sat,sun&Holiday) Import duties,taxes and charges are not included in the item price or shipping charges .These charges are the buyer’s responsibility. Please check with your country’s customs office to determine what these additional costs will be prior to bidding/buying Warranty: 30-day-warranty from the dispatched date. Please contact us through email before returning defective item. Buyers are responsible for the returning shipping costs under any circumstances. * Return items should include the original packaging and accessories. * Please contact us before leaving a negative feedback, giving us a chance to resolve your problem. * Once you leave positive feedback for us, we will return the same to you immediately :-) 1.Any inquiry or question before you bid or after please feel free to contact us by eBay we will try to reply you within 24hours,if no response for you within 48hours,pls check the spam in your mail box. 2.All the products designed and produced from our own factory, and we offer one year free charge warranty. Engineered for professional eBay sellers! For more quantity, please contact me The Standard shipping we provide is non-regiested mail without a tracking. We provide tracking number when your order is over $15. If your oder is below $15 and you need tracking, please contact me.

Condition:

New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. See the seller's listing for full details. ...

Country/Region of Manufacture

China