AIYIMA B07 Channel HIFI Power Amplifier Stereo Audio Amplifier Suitable for 2.1 BLuetooth5.2 TPA32552+QCC3040+NE5532 APTX-HD 300W2+300W@4Ohm

------------------------------------------------------------------------------------------------------------------ 【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. ------------------------------------------------------------------------------------------------------------------ 【Upgraded Bluetooth 5.2 Amplifier】Equipped with 2.1CH amplifier Bluetooth 5.2, uses chip QCC3040, improves transmission efficiency when playing music and extends transmission distance. It outputs warm and soft sound, greatly improving the sound field and sound quality. Mini audio component amplifier perfect for home audio. [TPA3255+NE5532 chip with excellent sound quality] The TPA3255 chip is a relatively mature chip. The main parameters of TPA3255 amplifier chip include output power, distortion, and frequency response. The distortion of the TPA3255 amplifier chip is extremely low, and during the audio signal amplification process, the original sound quality can be maintained and the deterioration of sound quality can be suppressed. In addition, TPA3255 has a wide frequency response range and can accurately restore the high and low frequency components of the audio signal, making the sound quality more delicate and layered. [Bass Volume/Frequency Adjustment] B07 supports Bluetooth and RCA, AUX input, and can drive most home passive speakers and passive/active subwoofers. Designed with subwoofer volume adjustment button and subwoofer frequency adjustment, you can specifically adjust the volume according to your preference, ensuring high fidelity music quality. [High Power 2.1 Channel Amplifier] 300w*2+300w output, the output mode is passive speaker + passive subwoofer + active subwoofer, suitable for home/outdoor passive speakers/subwoofers. [18 Months Warranty] Bundled with AIYIMAB07 amplifier, 48V/5A power supply, user manual and 18 months warranty. User experience and feedback is our main concern, so if you encounter any problems while using the product, please feel free to contact us by clicking "Contact Seller" in your order history. Chipset: TPA3255+QCC3040+NE5532 Bluetooth chip: QCC3040 Bluetooth 5.2 compatible: AAC, SBC, aptX, aptX-LL, APTX-HD. Operational amplifier chip: NE5532*6 (not replaceable) Distortion: 0.01 Signal-to-noise ratio: ≥108db Frequency Response: 20-20KHz (±1db)