Product Description
Features:
Multi-Functionality and Versatility: The power amplifier module offers a wide range of audio input options, including Bluetooth 5.0, AUX, USB Flash Drive, and compatibility with computer USB sound cards. This versatility ensures seamless connectivity with various audio sources, making it suitable for diverse applications such as home entertainment, public spaces, and multimedia setups.
Exceptional Sound Quality: By utilizing an advanced chipset, the power amplifier module delivers superior sound quality with high peak power outputs. The chip's AM interference suppression function ensures a clean and undistorted audio experience, perfect for audiophiles and enthusiasts alike.
Stable and Efficient Bluetooth Connectivity: Equipped with Bluetooth 5.0 technology, the module offers reliable and high-efficiency wireless audio streaming with a range of over 15 meters in clear environments. This ensures a smooth and lag-free listening experience, making it ideal for both indoor and outdoor audio setups.
Comprehensive Safety Features: The power amplifier module is designed with multiple safety protection mechanisms, including overvoltage, undervoltage, overheating, DC detection, and short circuit protection. These features work together to protect the module from potential damage, ensuring its reliability and longevity.
Compact Size, Powerful Performance: Despite its compact design, the power amplifier module is capable of driving speakers with high power ratings and handling various impedances. This makes it an ideal choice for those who need a powerful audio solution without sacrificing space or flexibility. Its ability to integrate seamlessly into various systems further enhances its appeal as a versatile and high-performance audio component.

Specifications:
Product Model: ZK-502H
Chipset: TPA3116D2 (With AM interference suppression function)
Audio Input: Bluetooth + AUX + USB Flash Drive + Computer USB Sound Card (Plug and Play)
Compatible Power Supply: 9-24V (High-voltage recommended for high power)
Compatible Speaker: 10-100W; 4-8Ω
Channel Number: Left and Right Dual Channel (Stereo)
Bluetooth Version: 5.0 (>15 meters, unobstructed)
Protection Mechanism: Overvoltage, undervoltage, overheating, DC detection, short circuit protection
Size: 60*60*29mm
Output Power:
12V - 8Ω / 12W*2, 4Ω/ 20W*2
15V - 8Ω / 18W*2, 4Ω/ 30W*2
19V - 8Ω / 32W*2, 4Ω/ 40W*2
24V - 8Ω / 38W*2, 4Ω/ 50W*2

Note:
To achieve sufficient output power, ensure that both the audio signal input and the power supply voltage/current are adequately high. Remember, a higher power supply voltage directly correlates to greater output power, and a lower speaker impedance also contributes to increased output power.

Package Included:
1 x Power Amplifier Board Module Kit
We ship most of our orders within 24 hours, and may up to 48 hours.

If you want faster shipping way, please contact us before making a payment.

Sometimes due to problems with our transportation company system, your shipping information may be delayed to update. We recommend that you try again after 3-4 days. If you still haven't checked the shipping information, you can contact us via ebay message.
1.30 days warranty from the purchased date. Please contact us via email before returning the defective item.

2.Our warranty does not extended to any product that are physically damaged or that are not under normal operating conditions as result of misuse or improper installation on the buyer/user's part.

3.Return items should include the original packaging and all accessories. buyers MUST contact us for the returning address.

4.In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund. We will be responsible for the postage of replacements. Refund will be made upon receipt of the returned item.

If you have any questions, please contact us, our customer service staff will reply as soon as possible.

Thank you and best wishes.

1. We accept all verified payments from ebay.

2. Orders will be shipped after receiving cleared payment.

Shipping
We ship most of our orders within 24 hours, and may up to 48 hours.

If you want faster shipping way, please contact us before making a payment.

Sometimes due to problems with our transportation company system, your shipping information may be delayed to update. We recommend that you try again after 3-4 days. If you still haven't checked the shipping information, you can contact us via ebay message.
Returns
1.30 days warranty from the purchased date. Please contact us via email before returning the defective item.

2.Our warranty does not extended to any product that are physically damaged or that are not under normal operating conditions as result of misuse or improper installation on the buyer/user's part.

3.Return items should include the original packaging and all accessories. buyers MUST contact us for the returning address.

4.In all cases, buyers pay shipping fees at their own cost to return products for exchange or refund. We will be responsible for the postage of replacements. Refund will be made upon receipt of the returned item.
Contact Us

If you have any questions, please contact us, our customer service staff will reply as soon as possible.

Thank you and best wishes.

Payment

1. We accept all verified payments from ebay.

2. Orders will be shipped after receiving cleared payment.