Features: 100% brand new and high quality Perfect sound quality is fully preserved, with control line output, suitable for a wide range of hosts, strong anti-interference, and good sound quality. Easy to install, adjustable sound bass. High-quality converter with delay function to eliminate current sound and enhance bass effect. Efficient conversion, lossless transmission. The sound channel is separated, the input sensitivity is adjustable, and the high-frequency to low-frequency is truly realized. Package Includes: 1x Converter Adapter Specifications: Material:ABS Size:Approx.8.5x2.9x4.5cm/3.34x1.14x1.77inches Color:Black note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.