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XH-A305K Bluetooth 5.0 Amplifier Board 2.1CH Digital Power Amplifier 100W + 50W*2 TPA3116D2 w/ Shell
Features:
- 2.1CH Bluetooth power amp board
- 100W bass + 2*50W stereo
- TPA3116D2* 2
- DC 12-24V power supply
- Bluetooth 5.0
- Support AUX input
Specifications:
- Product name: Bluetooth digital power amplifier board
- Product model: XH-A305K
- Function type: Amplify audio
- Chip type: digital chip
- Chip model: TPA3116D2* 2
- Power supply voltage: DC12~24V
- Output impedance: 4Ω
- Number of channels: 2.1 channels
- Output power: 100W+2*50W
- Appearance size: 126*80*45mm
- Product weight: 230g
Package Included:
- 1 x Bluetooth Digital Power Amplifier Board
Note:
- Other items pictured are not included, for demonstration purposes only. Thank you for your understanding!
Application Scenario:
It is suitable for 2pcs 50W stereo and 1pcs 100W bass speakers. It adopts 2pcs TPA3116D2 chips, high-efficiency Class D operation, high-definition sound quality. It is mainly used in home theater and active speakers.
FAQ:
1. When it turns up, the sound will freeze, intermittently. After it turns down, it can play normally.
Answer: Reason 1: The power of power supply is too small. The total output power of this power amplifier board is 200W. When choosing a power supply, it is recommended to select 24V and about 8A. Reason 2: If there is no problem with power supply, it may be that the power of the speaker is too small. For example, when the output is 50W, but a 5W speaker is connected, it will freeze when it turns up, and the speaker may be burned out.
2. Bluetooth cannot be connected.
Answer: Users turn on the Bluetooth of mobile phone but cannot find the Bluetooth of the power amplifier board. The same situation occurs when using another mobile phone. There may be a problem with the bluetooth module, you can contact customer service to deal with it.
3. Mobile phone can connect to it, but a laptop or desktop computer cannot connect to it.
Answer: If your mobile phone can connect and play music, it means that there is no problem with the Bluetooth power amplifier board. It may be that there is a problem with the computer's Bluetooth driver, the version is too old or some files are missing. It is recommended to uninstall first and then install the latest version of the driver.