1: AUX+Bluetooth audio input
2: Subwoofer + left and right channel output
3: Protection mechanism: overvoltage, undervoltage, overheating, DC detection, short circuit protection
4: Small size
5: cost-effective
Product Model: ZK-TB21
Bluetooth version: 5.0 (unblocked, 10 meters)
Input Sensitivity: 500mV
Input method: AUX+Bluetooth
Number of channels: 2.1 channels
Power amplifier chip: TPA3116 / clone chip (option)
Adapter speaker: 20~100 W, 4~8Ω
Output power: left and right channels ≤ 50W
Subwoofer≤100W
Protection mechanism: overvoltage, undervoltage, overheating, DC detection, short circuit protection
The higher the power supply voltage, the greater the output power, the smaller the speaker impedance, the greater the output power!!!
Please make sure that the power of the adapted power supply is greater than the actual working power of the power amplifier!!!
1*ZK-TB21 2.1 channel bluetooth 5.0 digital power amplifier module set
1: Wide range of applications
2: Input method: AUX+Bluetooth
3: Bluetooth version: 5.0 (unblocked, 10 meters)
4: Protection mechanism: overvoltage, undervoltage, overheating, DC detection, short circuit protection
5: Easy to install
Product Model: ZK-1002T
Bluetooth version: 5.0 (unblocked, 10 meters)
Signal-to-noise ratio: >90 dB
Input method: AUX+Bluetooth
Number of channels: left and right dual channel (stereo)
Power amplifier chip: TPA3116 / clone chip (option)
Adapter power supply: DC 12~24V/5A or above (the higher the voltage, the greater the output power)
Adapter speaker: 20~200 W, 4~8Ω
Output power: 20W*2 @12V, 8Ω
35W*2 @12V,4Ω
35W*2 @19V,8Ω
60W*2@19V,4Ω
50W*2 @24V,8Ω
100W*2 @24V,4Ω
Protection mechanism: overvoltage, undervoltage, overheating, DC detection, short circuit protection
The higher the power supply voltage, the greater the output power, the smaller the speaker impedance, the greater the output power!!!
Please make sure that the power of the adapted power supply is greater than the actual working power of the power amplifier!!!
1*1002T 100WX2 high-bass adjustment bluetooth 5.0 audio amplifier board model set
1. Customer satisfaction is our top goal. We believe our items are so outstanding. All products are quality checked. They are new and in good condition when shipped to our customers. We are convinced you will be happy with your Purchase.
2. If product is defective or damage upon arrival, or wrong product shipped, please contact us immediately. Returns accepted within 14 days of delivery date and item must be in original new condition, not worn or altered in any way with attached tags & wrap. Otherwise deal is final. Return shipping must be paid by buyer.
3. Please contact us first if you have any problems/questions/concerns. We will be happy to resolve any issues you may have in a cordial and friendly manner.
4. We appreciate your Postive Feedback, and will do the same in return. DO NOT leave negative feedback without first communication with us. Ple
1. Customer satisfaction is our top goal. We believe our items are so outstanding. All products are quality checked. They are new and in good condition when shipped to our customers. We are convinced you will be happy with your Purchase.
2. If product is defective or damage upon arrival, or wrong product shipped, please contact us immediately. Returns accepted within 14 days of delivery date and item must be in original new condition, not worn or altered in any way with attached tags & wrap. Otherwise deal is final. Return shipping must be paid by buyer.
3. Please contact us first if you have any problems/questions/concerns. We will be happy to resolve any issues you may have in a cordial and friendly manner.
4. We appreciate your Postive Feedback, and will do the same in return. DO NOT leave negative feedback without first communication
When you satisfied with our product and services please leave us positive feedback.
If a problem occurs, contact us immediately with any email request. Just contact us using the " Ask the seller a question" link on eBay.We will maill bakc within 24hours