This is an audio power amplifier board that strengthens low-power, inaudible electronic audio such as the from radio receiver or electric guitar pickup to a level that is strong enough for driving loudspeakers or headphones. Power amplifiers make the audible to listeners. It is the final electronic stage in a typical audio playback chain before the is sent to the loudspeakers and speaker enclosures.

Specifications:
Chip: TPA3116D2
Input Voltage: DC12-24V
Output Power: 100W*2
Input Impedance: 51K*2
Power Efficiency: >90%
Output Match: 4-8?
Frequency Response: 14-100KHz
SNR: 100db
Output Channel: Left&right dual channel
Size: 105 x 65 x 23mm / 4.13 x 2.56 x 0.9"

Package Includes:
1 x Power Amplifier Board
Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.