ZK-MT21 TB21 2*50W+100W TPA3116D2 BT5.0 Audio Power Amplifier Board Subwoofer 2.1 Stereo AMP AUX Wuzhi Audio APP

The ZK-TB21 and ZK-MT21 products have been upgraded to APP versions, supporting Wuzhi Audio APP.

Wuzhi Audio APP download link:

http://www.qingdaowuzhi.cn/appdownload/Wuzhi_Audio.apk

For Apple iOS phones, please search for 'wuzhi audio' in the Apple App Store to download and install.

Note:

It needs to be aembled by yours, and the material package is given a screwdriver.

The suitable power supply of the product is DC power supply, and AC power supply is not allowed!

The color of the product may be slightly different from the picture due to the differences of light, angle and shooting equipment.

The product size is measured manually. Please allow slight deviation in the measurement data and e sure you don't mind.

PS: In the audio input is enough, the supply voltage/current is enough, there will be enough output power!

The higher the supply voltage, the greater the output power. The smaller the impedance of the speaker, the greater the output power!

Please ensure that the power of the adaptor is greater than the actual working power of the amplifier!

Model

MT21

TB21

Picture

Feature

1.Chinese chip.2.Unfiltered, standardsound quality，High demand for speaker.

1.TPA3116D2 chip.

2.With filter， soundquality，Low  requirementfor speaker.

Audio input

BT+AUX

BT+AUX

Left and right s