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About this item

• 【Output Power of ZK-502L】This little thing smaller than a card can output up to 50w*2 power (peak power). Wide voltage input: DC 5-24V, common power adapter can supply power for it. It is recommended to use a DC power supply between 12-20V.
• 【Bluetooth 5.0】User Can Directly Connect with Wireless Bluetooth 5.0 without Password
• 【Easy Installation and Short Start-up Sound】The Illustration Of Each Interface Is Printed On The Protective Plate, Making It Easy To Install Even Without Instructions. The Sound of The Amp Board To Start And Connect To Bluetooth Is Short .
• 【PROTECTIVE FUNCTION】Over Protective Function:This BT Amp Is Designed with Protective Case, Over-heat Protection, Short-circuit Protection
• 【BUY WITH EASE】We are committed to quality and customer service. 24/7, if you need any help. We will provide you with a 100% satisfactory solution.

Product Description

Let our old speakers becomeLet our old speakers become cooler cooler

We have a lot of speakers with very good acoustics in our house, because we don't have a Bluetooth receiver module and we rarely use them because of cumbersomeness. Now let us turn ordinary speakers into cool and stylish Bluetooth speakers. More importantly, this is your own modified speaker, and it is also unique. This reflects your cleverness and strong hands-on ability, which has different meanings.

Finally, remember to share your achievements and happiness with you!

Take action! Is your old speaker waiting for you to modify it!

Easy to install

• 1. Correctly connect the positive and negative poles of the speaker to the amp
• 2. Connect a DC power supply (around 20V is recommended)
• 3. Connect to the Bluetooth power amplifier board via mobile phone Bluetooth.

PARAMETERS:

• Input Voltage:DC 5V-24V
• Power Output:50w+50w
• Size:33*55*20 mm(Without knob)
• Protection Functions:
• Self-recovery Short circuit protection
• Self-recovery overheat protection
• Weight:39g

NOTE:

There must be enough voltage and current input tohave enough power output. Higher the voltage and

current input, higher the power will be. Under the same conditions,the smaller the speaker impedance, the greater the power obtained.

It is recommended to use a DC voltage of 20V or below, which will help reduce the heat of the power amplifier board and extend the service life.