HIFI Stereo 2.0Channel Bluetooth 5.1 Digital Audio Amplifier Board AUX LED 9-24V

Features:
1. Pure and transparent sound quality
2. Cool volume level indication
3.8-level brightness selection
4.360 degree stepless tuning
5. With cool APP
Bluetooth version: 5.1
Volume adjustment: multi-function knob, 360-degree stepless tuning, with volume level indication.
Click: Play/Pause
Double click: Mode switch (Bluetooth/U disk/AUX)
Press and hold for 1 second: power on/off
Rotation: adjust the volume
Protection mechanism: over temperature, over current, short circuit, anti-static protection
Features: Support Wuzhi Audio APP. Modify the bluetooth name, password settings, prompts
Sound volume adjustment, on/off prompt sound, sleep aid, sound effect selection + custom sound effect, U disk playlist, volume indicator brightness adjustment.
Model: ZK-F502H
Power amplifier chip: TPA3116D2
Audio input: Bluetooth+AUX+U disk+USB sound card
Audio output: left channel 50W + right channel 50W
Adapter power supply: 8-24V, ≥3A (can not be connected to AC)
Adapter speaker: 10-50W, 4-8Ω
Product size approx: 60x60x30mm
 
Model: ZK-F302
Power amplifier chip: TPA3118
Audio input: Bluetooth+AUX+U disk+USB sound card
Audio output: left channel 30W + right channel 30W
Adapter power supply: 8-24V, ≥3A (can not be connected to AC)
Adapter speaker: 10-50w, 4-8Ω
Product size approx: 60x60x30mm
 
Model: ZK-F502E
Power amplifier chip: domestic chip
Audio input: Bluetooth+AUX+U disk+USB sound card
Audio output: left channel 50W + right channel 50W
Adapter power supply: 9-24v, ≥3A (can not be connected to AC)
Adapter speaker: 10-50W, 4-8Ω
Product size approx: 60x60x30mm
 
Model: ZK-F802
Power amplifier chip: domestic chip
Audio input: Bluetooth+AUX+U disk+USB sound card
Audio output: left channel 80W + right channel 80W
Adapter power supply: 9-24V, ≥4A (can not be connected to AC)
Adapter speaker: 20-100W, 4-8Ω
Product size approx: 60x60x32mm
 
Model: ZK-F152
Bluetooth version: 5.1
Audio input: Bluetooth+AUX+U disk+USB sound card
Audio output: left channel 15W + right channel 15W
Adapter power supply: 9-24V, ≥2A (can not be connected to AC)
Adapter speaker: 5-30w, 4-8Ω
Protection mechanism: over current, short circuit, anti-static protection
Product size approx: 50x50x30mm
Note: It is recommended to use an 8Ω speaker and power supply of 9-24VDC without overvoltage.
If driving a 4Ω speaker, the power supply cannot exceed 12V.
 

Domestic
We believe you need to get your purchases as quick as possible. As a general rule your item will be shipped within 24 hours of you purchasing it. We pack and post from Tuesday to Sunday (Mondays we are closed) but definitely get all our mail off to the post office first thing Monday morning for you. Mail gets picked up at 12pm so chances are if you buy before lunchtime your item will leave the same day.

International
Same as above but understand that depending on what part of the world you are from it does take a little longer to send, delivery can be from 7-15 working days. Also other factors to take into consideration are quarantine and customs regulations in your country. It is also a consideration that customs duties and GST/VAT may be payable at the buyers expense.

Combined Postage (for items with shipping charges):
We are more than happy to combine postage, just use the Buy it Now function in eBay (but DO NOT PAY after purchasing each item) to buy all the products you need, when you have finished request a combined invoice, we will base the shipping cost on the size, weight and your location.

* When you satisfied with our product and services please leave us positive feedback.

* If you have got the package, please confirm "Delivery on time" For us.

* If a problem occurs, contact us immediately with any email request.

* Just contact us using the " Ask the seller a question" link on eBay.

Your Satisfaction is our Priority. Our goal is to make all our customers as happy as possible while shopping with us.

 

  For anything problem about product, price, shipping or order status, pleasecontact us via eBay message.Just contact us using the " Ask the seller a question" link on eBay.
  We expect positive feedback and 5 scores DSR  from you. 

  1. We believe our items are so outstanding. We are convinced you will be happy with your Purchase.
  2. If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund to you after the returned item arrived at our warehouse.
  3.  Please include your eBay ID and item number with any email requests.

 

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