Professional Headphone Amplifier Converter XLR To 35MM Audio Interface Mini Portable HIFI Headphone Amplifier Clip Mount Description 1.[Plug and play] Connected to the device interface can be used, without external power supply, simple operation 2.[Separate volume control] with output volume control, you can adjust the ideal volume according to your preferences 3.[XLR Stereo input] The XLR input connection has a locking structure in case of accidental cable disconnection. Just press the label next to the bottom mounting connector to release the cable at the end 4.[Standard 3.5MM headphone output] Metal 3.5MM headphone output interface can be easily connected to conventional earbuds or professional headphones, bringing you a clear music experience 5.[Small and easy to carry] You can put it in your pocket, clip it in your jacket pocket/backpack strap or use a lanyard to easily hang it on your chest Specifications: Material: Aluminum alloy Interface: 3.5mm/XLR(XLR connector not included in package) Packages: Package included 1x Headphone Amplifier 1x English manual 1x Retail box Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.