Best in 7 days
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Shipping Estimate
USA
- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 19 - Jul 24
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
ZK-502M Stereo Bluetooth Digital Power Amplifier Motherboard1. Audio source input: Bluetooth + AUX + U disk + computer USB (plug and play) 2. Adapter power supply: DC5 24V (high voltage is recommended for high power) 3. Output power: 50Wx2 4. Adapted speakers: 10 100W, 4 8 ohms 5. Number of channels: Left and right dual channels (stereo) 6. Bluetooth version: 5. 0 7. Transmission distance: More than 15 meters, no obstruction 8. Bluetooth name: Wuzhi Audio 9. Protection mechanism: Overheating, overcurrent,
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
4.0 ★★★★★
Based on 1551 reviews
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Product Reviews
★★★★★ 5
Just the part I needed
Number of Items: 1
It was a perfect match to the one I needed to replace. And the shipping was lightning fast
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 7, 2026
★★★★★ 5
Works great
Number of Items: 1
Works great easy fix for my Merc. Trim motor
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 3, 2025
★★★★★ 5
Worked well
Number of Items: 1
Worked well for the money
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 27, 2025
★★★★★ 4
Buy
Number of Items: 2
Great deal
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 24, 2025
★★★★★ 5
Perfect replacement solenoids.
Number of Items: 2
Perfect fit and works as expected!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 11, 2025
