Features: Elevating your sound experience with this portable /amplifier featuring professional decoding and customizable bass effect for studio quality sound customization. Crafted with aluminum housing, this sound companion delivers stable transmission while resisting daily wear, bends Perfect for audiophiles, mobile music producers, and commuters seeking premium sound optimization through a pocket sized device suitable for smartphones, tablets, and high end headphones. Enjoy clear acoustics during travel, studio, or home listening – its USB functionality ensures low distortion output Type C connection. Preserving sound integrity across devices while its compact design slips effortlessly into bags for enjoyment. Specifications: Component:Aluminum Size: Approx.120mm/4.72inch Dynamic: 105dB Distortion: -85dB Frequency response: 10-44KHz Output matching impedance: ≥16Q Output power: 27mW Input: USB Type C Output: 3.5mm Wire length: 115x5mm Package Includes: 1Pc Decoding Amplifier note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.