PAM8403 3W Digital power Audio Amplifier Board USB DC 2.5V ~ 5V. Class D

Specification:

• Miniature digital power amplifier board 2x3w class D power amplifier board, Can work on USB power supply.
• Good noise suppression
• Input audio should be via sheilded wire
• Dual channel stereo output 3 w 3 w power
• Works with 5v power supply
• can directly drive 4 ?/8 ? small speakers
• big output power, sound quality is good.
• Unique without LC filter class D digital power board
• can use computer USB power supply directly
• Double panel wiring, super mini design, can easily fit in a variety of digital products
• high amplification efficiency
• made with solid plate welding machine
• Super size: 1.85 x 2.11 cm