Product 1
1.Advanced Micro Devices, volume: 1.85 * 2.11cm
2.Excellent noise suppression in the case is not connected to the input audio, the ear close to the speaker can not hear any noise
3.Two-channel stereo, 5V power supply can output 3W +3 W power, can directly drive 4Ω 8Ω small speaker output power, full of energy, good sound quality.
4.Unique without LC filter Class D digital power board, and can be used directly to the computer's USB powered.
5.Dual-panel wiring, properly solve the crosstalk between the ground potential balance and channel wiring
6.Ultra-miniature design, can easily be placed in the internal space for a variety of digital products, ultra high zoom efficiency.
7.All using the machine for the entire board soldering, hand soldering iron welding quality comparable!
8.Rated working voltage 2.5-5V, limit operating voltage 5.5V.
Note: The left and right channel output of the "negative" can not, and then together, otherwise it will burn the IC and energized speaker (load) connected before.
Package Include:3 x 2 Channels 3W Digital power PAM8403 Class D Audio Amplifier Board USB
2.Excellent noise suppression in the case is not connected to the input audio, the ear close to the speaker can not hear any noise
3.Two-channel stereo, 5V power supply can output 3W +3 W power, can directly drive 4Ω 8Ω small speaker output power, full of energy, good sound quality.
4.Unique without LC filter Class D digital power board, and can be used directly to the computer's USB powered.
5.Dual-panel wiring, properly solve the crosstalk between the ground potential balance and channel wiring
6.Ultra-miniature design, can easily be placed in the internal space for a variety of digital products, ultra high zoom efficiency.
7.All using the machine for the entire board soldering, hand soldering iron welding quality comparable!
8.Rated working voltage 2.5-5V, limit operating voltage 5.5V.
Note: The left and right channel output of the "negative" can not, and then together, otherwise it will burn the IC and energized speaker (load) connected before.
Package Include:3 x 2 Channels 3W Digital power PAM8403 Class D Audio Amplifier Board USB
Product 2
Descriptions:
Power supply: DC 3.6v-5.5V
Output power: 3W+3W (4Ohms)
SNR: 90dB
Efficiency:> 90%
Maximum closed-loop gain: 24DB
Package Include: 1 x Mini Digital 3W+3W Dual-Channel Power Amplifier for Arduino Raspberry
Power supply: DC 3.6v-5.5V
Output power: 3W+3W (4Ohms)
SNR: 90dB
Efficiency:> 90%
Maximum closed-loop gain: 24DB
Package Include: 1 x Mini Digital 3W+3W Dual-Channel Power Amplifier for Arduino Raspberry
Product 3
100% brand new and high quality
Material: Electrical components
Color: See pictures
Description:
1. Operating voltage: 3.7-5V DC
2. Size: 40 * 20mm
3. Power: 3 W
Material: Electrical components
Color: See pictures
Description:
1. Operating voltage: 3.7-5V DC
2. Size: 40 * 20mm
3. Power: 3 W
Package include: 1 x 3.7-5V Dual Plate 3W Amplifier DIY Bluetooth Speaker Modification Module
Product 4
Description:
1. Working voltage:DC 5V
2. Output power:3W+3W
3. Speaker type:3W*2 4-8ohm
4. Mounting Hole:3.0mm
Feature:
Mini design, sound loud and clear, strong sense of hierarchy, ultra-small size, simple installation, wide application range, low prices, quality and stability
Package Include : 1 x 3W+3W Wireless Bluetooth 4.0 Audio Receiver Steady Digital Amplifier Board
1. Working voltage:DC 5V
2. Output power:3W+3W
3. Speaker type:3W*2 4-8ohm
4. Mounting Hole:3.0mm
Feature:
Mini design, sound loud and clear, strong sense of hierarchy, ultra-small size, simple installation, wide application range, low prices, quality and stability
Package Include : 1 x 3W+3W Wireless Bluetooth 4.0 Audio Receiver Steady Digital Amplifier Board
1. We Ship to Worldwide
2. We ship your orders within 1-2 business days after the payment cleared.
3. Item shipped from China via china Post Airmail, reach most of the countries within 2 to 4 weeks.
4. Delivery time depends on destination and other factors, it may takes up to 20 days. If you don't receive
the item after 30 days,please keep in touch with us, we'll investigate and solve the delivery problem.
5. Import duties, taxes, and charges are not included in the item price or shipping cost. 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 or buying.
2. We ship your orders within 1-2 business days after the payment cleared.
3. Item shipped from China via china Post Airmail, reach most of the countries within 2 to 4 weeks.
4. Delivery time depends on destination and other factors, it may takes up to 20 days. If you don't receive
the item after 30 days,please keep in touch with us, we'll investigate and solve the delivery problem.
5. Import duties, taxes, and charges are not included in the item price or shipping cost. 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 or buying.
ShenZhen
1. We accept PAYPAL only.
2. Payment must be made within 7 days of auction closing (Unpaid dispute will automatically open when item
is not paid in 7 days).
3. PLEASE NOTE: SHIPPING&HANDING DOES NOT INCLUDE DUTIES, LOCATL TAXES OR ANY OTHER IMPORTATION FEES.
4. Please list your special requests (color, packages, value of declaration, etc.) in the EBAY NOTES SECTION
when you make payment
1. Customer satisfaction is our top goal. All products are quality checked. They are new and in good
condition when shipped to our customers. If product is defective or damage upon arrival, or wrong
product shipped, please keep in touch with us immediately. Returns accepted within 14 days of delivery date
and item must be in original new condition, not worn or altered in any way with attached tags & wrap.
Otherwise deal is final. Return shipping must be paid by buyer.
2. Please keep in touch with us first if you have anyproblems/questions/concerns. We will be happy to resolve
any issues you may have in a cordial and friendly manner.
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negative feedback without first communication with us. Please allow max 24 HOURS for us to respond
condition when shipped to our customers. If product is defective or damage upon arrival, or wrong
product shipped, please keep in touch with us immediately. Returns accepted within 14 days of delivery date
and item must be in original new condition, not worn or altered in any way with attached tags & wrap.
Otherwise deal is final. Return shipping must be paid by buyer.
2. Please keep in touch with us first if you have anyproblems/questions/concerns. We will be happy to resolve
any issues you may have in a cordial and friendly manner.
3. We appreciate your Positive Feedback, and will do the same in return. PLEASE DO NOT leave
negative feedback without first communication with us. Please allow max 24 HOURS for us to respond
We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is
very important to us. We request that you keep in touch with us immediately BEFORE you give us neutral or
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