TDA7297 15W 15W 12V 30W digitális audio hangszóró sztereó modul hordozható erősítőlap kétcsatornás barkácsolás hangerősítő rendszerhez
TDA7297 15W 15W 12V 30W Digital Audio Speaker Stereo Module Portable Amplifier Board Dual Channel For DIY Sound Amplify System
Product description
Power Supply: AC/DC 9-18V, 12V 2A Recommend
Output Impedance:4-8 ohms
Efficiency: up to 90%
Output Power: 15W 15W
Chip: TDA7297 Dual-Channel Amplifier Module
Package Includes:
1 X TDA7297 Amplifiers
After testing, No any noise is powered by the battery above DC12V, 2A and the transformer power supply above 12V, 30W.
If it is powered by switched power supply or other variable power supply, it will bring some low noise.
1005003136326802 - modules