About our AIYIMA<br> Our design concept is to satisfy more audio enthusiasts' pursuit of sound quality. <br> The use of audio electronic products needs to be used in strict accordance with the correct connection and matching, so as to achieve the maximum use effect of the product. <br> Through your computer and other audio source input, choose our A07 and A1001 Subwoofer amplifier can be 2.1 Channel Amplifier system<br> Let you enjoy HIFI music! Thank you for your choice! <br>