PAM8403 5V Digital Power Amplifier Board
Operating Voltage: 2.5V ~ 5.5V
Speaker With: 4Ohm ~ 8Ohm (recommended: 4Ohm)
Speaker Power: 2W ~ 8W
Size: 21 x 18 x 3.4mm (L x W x H)
Net Weight: 1g
LCD TVs, monitors
Portable DVD players, game consoles
Phone / speakerphone
First turn OFF and then powered speakers , or likely to cause damage to the chip;
Because digital volume control module has a great gain , so do not let too much leaving the audio signal input signal cut limiter.
Tradução em Português brevemente disponível!