SPECIFICATIONS

Application: Speaker

Brand Name: NoEnName_Null

Choice: yes

Condition: New

High-concerned chemical: none

Origin: Mainland China

Package: SMD

Type: Module

is_customized: Yes

Mini Bluetooth-compatible Power Audio Amplifier Board USB Small Power PAM8403 DIY Wireless Speaker Amplifier Board 3W*2

PAM8403 With Switch Product parameters:

Working voltage: DC 5V

Output power: 3W*2 (4Ω)

Product Description:

PAM8403 is a small digital power amplifier chip, the high-definition sound quality highlights the advantages of digital chips, the circuit adopts reasonable peripheral configuration, and the power filter is upgraded to 470uf (some sellers are less than 100uf or even have no capacitor) 1.6mm glass fiber plate, which really puts the power amplifier The board is meticulous, and it outputs 3W+3W high-fidelity sound quality. It is a rare good product for power amplifier enthusiasts. The potentiometer adopts the original anti-meter body, and the service life can reach 15 years. The potentiometer has a switch that can be turned counterclockwise to directly cut off the power.

PAM8403 Green Product parameters:

Power supply range: DC 2.5V-5.5V

Output channel: Left and right dual channel 3W * 2

Audio input: Left and Right Ground (LRG) three wire input

Application scope:

LCD TV, monitor, laptop, portable speaker, portable DD player, game console, mobile phone, hands-free phone, etc.

PAM8403 Red Product Parameters:

Power supply range: DC3.6V-5.5V

Output channel: Left and right dual channel 3W * 2 (4Ω)

Signal to noise ratio: 90dB

Efficiency:>90%