Ultra-small Two-channel 3w High-power Usb-powered Mini Digital Amplifier Board For Sale




Welcome to our shop!
Description

two-channel 3W high-power USB-powered mini digital amplifier board for mp3 mp4 notebook #1200021

[3 x 2] 6W of power at 5V input

The power supply is recommended to take the USB-5V or a single lithium-powered.

Power: 3.6 to 5.5V, single-cell lithium battery or USB power supply suitable and can also be used four 1.2V battery-powered, when use transformer power supply, be sure to add a 5V regulator circuit, more than 5.5V chip will burn.

Power supply: direct current (DC ):3.6v5.5V

Output power:3W+3W (4 Euro )

Signal to noise ratio:90dB

Efficiency: >90%

Size:24*15.5*mm size:20mm positioning holes spaced aperture:2mm

Note:

1: the power positive and negative electrodes cannot be reversed, the supply voltage does not exceed5.5V, these two contrary will cause IC damage.

2: the film has high gain buffer, can not change the board of any element parameter, does not correspond to the parameters will lead to IC damage.

3: Please input line with shielding line, can play a role of anti interference, eliminate the clutter current sound.

4: the output for the CMOS BTL driver around the horn pipe, negative cannot be connected together, which is connected with a horn4 lines are completely independent, does not allow access!

Package includes:

  • 1x amplifier board

Payment

We only accept payments via paypal. All payments must be prepaid, no Cash and COD payment.

We will ship the item to the address on your paypal payment notice, Please confirm your shipping address in the PayPal Account.

If you have any problem about payment , please contact us.

Delivery details

Item will be shipped within 3 working days after full payment is received. We ship worldwide with flat rate shipping by post Air mail, the shipment usually takes 15-45 business days .

We can also provide express post by EMS(5-8 days) or UPS(4-5 days). The cost is higher thanstandard postage, extra shipping fees is needed. if you need express post please contact us !

About us

We will leave positive response to buyer as soon as buyer pays for the item .Your satisfaction is our first priority. Please leave us positive response upon satisfaction of the item. Please email us before leaving negative and neutral response. We will try our best to solve the issue. We will leave positive response to buyer as soon as buyer pays for the item .

Contact us

we do try respond as quickly as possible. Due to time zone difference, please allow 12~24 hours to get your mail replied.If you have any questions, Please contact with usvia message or ourcustomer service e-mail .thanks for your buying ,wishes you have a happy shopping from our shop !

Engineered for professional sellers´╝ü



Ultra-small Two-channel 3w High-power Usb-powered Mini Digital Amplifier Board

This item has been shown 0 times.

Buy Now

Ultra-small Two-channel 3w High-power Usb-powered Mini Digital Amplifier Board :
$2




Threshold Stasis R-5.0 Stereo Preamplifier picture
Threshold Stasis R-5.0 Stereo Preamplifier


Unistrong Air02-bn Bluetooth Speaker/black Plastic Finish/15wx2 Stereo Speaker picture
Unistrong Air02-bn Bluetooth Speaker/black Plastic Finish/15wx2 Stereo Speaker


Prosound 1600 Power Amplifier picture
Prosound 1600 Power Amplifier


Stereo Preamplifier Volume Control Board Ne5532 Kit New picture
Stereo Preamplifier Volume Control Board Ne5532 Kit New


Mullard Tropical Fish - 8pcs - 0.68uf, 0.12uf, 0.082uf picture
Mullard Tropical Fish - 8pcs - 0.68uf, 0.12uf, 0.082uf


Cozoy Astrapi 24bit/192hzz Mini Dac Headphone Amplifier For Android/ios/pc picture
Cozoy Astrapi 24bit/192hzz Mini Dac Headphone Amplifier For Android/ios/pc


Lexicon Lx-7 Power Amplifier 7-channel Thx Ultra Lx7 Home Theater Audiophile picture
Lexicon Lx-7 Power Amplifier 7-channel Thx Ultra Lx7 Home Theater Audiophile


Tda7498e Digital 2.0 Channel Power Amp Hifi Subwoofer Amplifier 220wx2 picture
Tda7498e Digital 2.0 Channel Power Amp Hifi Subwoofer Amplifier 220wx2


Eisteddfod Phono Stage picture
Eisteddfod Phono Stage


50 Philips Usa Made 100% Nos Nib Jan 6111wa 6111 Dual Triode Tubes Matched Mint picture
50 Philips Usa Made 100% Nos Nib Jan 6111wa 6111 Dual Triode Tubes Matched Mint


Follow Us!