ZK-R21H 2.1 Channel Amplifier Bluetooth Amplifier Board TPA3116D2 with Volume Indicator Bass Treble

ZK-R21H 2.1 Channel Amplifier Bluetooth Amplifier Board TPA3116D2 with Volume Indicator Bass Treble

Download Wuzhi Audio APP:
http://www.qingdaowuzhi.cn/btapp/Wuzhi_Audio_V1.0.2.apk

User Manual of ZK-R21H:
http://www.qingdaowuzhi.cn/ins/r21h/r21hins.pdf

Package Included:
- 1 x Set of Amplifier

Note:
- You need to assemble the shell by yourself.