Fosi Audio BL20A Small Bluetooth Stereo Amplifier for Home Use 100Wx2 Mini 2 Channel Class D Digital Amplifier Home Audio Speaker Amplifier TPA3116

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. [Multifunctional Amplifier] Equipped with a high-performance TPA3116D2 chip, the BL20A has a compact design and is suitable for connecting to smartphones, computers, MP3 players, TV rooms, and bookshelf speakers, and can drive speakers from 2Ω to 8Ω, allowing you to enjoy high-quality music. [Remote control & Bluetooth 5.0] Bluetooth 5.0 design, Bluetooth transmission distance is 10m. Upgraded remote control functionality will help you save time and efficiency. 【Various Input Methods】Supports 3 input modes: Bluetooth, AUX, U-disk, you can switch your favorite mode according to your needs to get the perfect sound experience. [Circuit protection function] Aluminum alloy body, built-in speaker protection circuit, you can use it with confidence and enjoy music. [Package Contents & 24 Month Warranty] The package contents are Fosi Audio BL20A*1, 24V power adapter*1, and remote control*1. Fosi Audio offers a 24-month worry-free warranty on all products, so if you have any questions, please feel free to contact us. Before using this product, please check that the Bluetooth antenna installation and each cable connection are correct. Product parameters: Input interface: AUX/U-Disk/Bluetooth input Output interface: Speaker output +3.5MM AUX pre-out Output: Passive speaker, powered speaker, amplifier SNR: 92dB THD: 0.001% or less Power amplifier chip: TPA3116 x 2 Bluetooth chip: ATS2853 Power adapter: 24V/4.5A DC input range: DC12-24V Frequency response range: 20Hz-20KHz 2-8 ohm Load impedance: 2-8 ohm Input sensitivity: 500mV U-Disk capacity: 32GB max Supported formats: MP3/WMA/APE/FLAC/WAV Bluetooth transmission distance: Bluetooth 5.0, max 164ft/50m Maximum output: 100watt x 2