Instructions:
1. Input DC voltage: DC4.5V-26V (24V is recommended)
2. Connect the DC voltage supply (positive pole to VCC, negative pole to GND).
3. Audio input, 3.5 mm audio port input, or right channel to IN-R, left channel to IN-L, and ground wire to GND.
4. Output R+R- and L+L- .

Product Features:
Dual channel
Magnification: Class D
Launched by Tl Working frequency 1.2kHz
Stereo: Yes, dual channel
Input reverse connection protection: Yes
Overvoltage/low pressure protection: Yes
Appearance size: 78×51.5×22.5mm (3.07×2.03×0.89inch)
Package contains:
2 pcs TPA3116D2 Class D Stereo