HIFI Bluetooth Audio Stereo Module BLE5.0 TPA3116D2 50W+50W USB/AUX Digital Amplifier Module ZK-502H. Item ID: GY18675Sold By ICStation
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1.Description: ZK-502H is a HIFI high-power Stereo Bluetooth Audio module. Dual channels audio signal output. Built-in amplifier module therefore it can connect to loudspeaker directly. It is i...Read More…
Adjust the volume to the maximum may be distorted and affecting the sound quality if input low power adapter such as 9V/12V 1A/2A adapter.
Q2.How to choose a speaker?
User don't have to worry about the problem of the speaker damaged if connect to 50W~100W speaker.Module can connect 12V~24V.The higher the voltage selected, the greater the sound or power that can be output.
Q3.How to choose audio input mode?
A: Audio connected first has high priority between U-disk and AUX. Bluetooth audio has the lowest priority.User need disconnect U-disk or AUX if use Bluetooth as input video signal.
Q4.Why is the volume working normally when volume small, and there is turbidity after increase volume?
A: Sound distortion.Please change the adapter power supply with higher voltage level.
Q5.Why is the volume working normally when volume small, and there is pause after increase volume?
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Free Express Shipping for Order Reached $200 usd. Thanks for Your Support!
Paul | Jan. 22, 2021
Vladimir | Jan. 7, 2021
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