ZK-HT21 Bluetooth Amplifier Board TDA7498E HiFi Chips 2.1 Channel 160W x 2 + 220W Subwoofer Stereo Mini Audio Power Amplifier Module for DIY Home Speakers with Treble and Bass Control
$32.69
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$32.69
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by postgradcollege.org
Free 30-day returns Details
Product details
| Management number | 215164330 | Release Date | 2026/04/12 | List Price | $13.08 | Model Number | 215164330 | ||
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- The ZK-HT21 power amplifier board built in TDA7498E power amplifier chips, supports 2.1 channel configuration, including left channel, right channel and subwoofer output. The left and right channels provide an output power of 160W each, and the subwoofer reaches a maximum output of 220W, creating an immersive audio experience for you. The upgraded HT21 board adds THREE XH2.54-3P terminals, the Power Amplifier Input Interface, Microphone Board Input Interface and Microphone Board Input Interface
- This power amplifier board integrates 3.5 mm AUX Input, Bluetooth 5.0 and USB input methods, allowing you to connect a variety of audio sources as you like. Note: When using AUX mode, please confirm that the Bluetooth connection of this module has been disconnected
- The power amplifier board is suitable for 30-200W, 4-8Ω speakers, and the adapted power supply is DC15-36V/8A, so it can perfectly match with speakers of various specifications. Whether it is a small speaker or a large audio equipment, it can be coordinated with the power amplifier board
- The board has under-voltage protection function when it is lower than 9V, and supports 12V power supply option. This means that you can choose a suitable power supply method according to your actual needs without worrying about power supply issues(The power adapter power must be higher than the actual working power of the amplifier)
- This Bluetooth amp module is designed with multiple protection mechanisms, including anti-reverse polarity, under-voltage, overheating, over-current and short circuit protection. Besides, there is a long life ultra quiet fan above audio chips, these smart protection features keep your audio system and speakers safe
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