TPA3221 Audio Amplifier Board Class D Dual-

Product Category:Class D stereo amplifier
Operating voltage: DC7-30V
Output power: rated power 2x85W(4)
Load can be connected to 3/4/8/16 speakers
Maximum power 2 * 105W (4)

Performance indicators:
Efficiency: Greater than 92%
Total harmonic distortion plus noise: Less than 1%
Gain: 34db
Low quiescent current
Noise suppression
Protection function:
Power input reverse protection
Overcurrent protection
Overheat protection
Under-voltage/over-voltage protection
Input mode:
3.5mm audio input,
3P_2.54mm
Wiring terminal audio input
Indicator status:
(I) power normal operation
(2)alarm sound distortion
(3)error trigger protectionblack
Colour:black
Material:plastic

Package Contents:
1 x Amplifier Board

Only the above package content, other products are not included.
Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.