1, using higher quality components, such as American ALPS high-power high-grade potentiometer, high-quality aluminum shell capacitor, etc. , improving the sound quality of the whole machine.
2. The circuit design is optimized, with the design of double-tube operational amplifier and semiconductor rectifier, and the sound quality of the whole machine is clearer and more thorough.
3. The appearance design has been improved, and the two-color metal shell is adopted, which is more beautiful and elegant.
4. Exquisite hand-made, each product has undergone rigorous testing and screening, ensuring the stability and reliability of the product.