Portable Design: Compact and lightweight, the Headphone Amplifier Dongle is your portable Hi-Res audio solution. Balanced Output: Features a balanced 4.4mm output for superior clarity and detail in headphones. High-Resolution Audio Support: Supports PCM sampling frequencies up to 384 kHz, enhancing audio fidelity. High Output Power: Delivers up to 241mW output, for dynamic sound. Additional features include compatibility with various devices and easy plug-and-play functionality. The Headphone Amplifier Dongle is designed to provide an exceptional audio experience on the go. With its compact and lightweight design, it easily fits into your pocket or bag. The balanced 4.4mm output ensures that you enjoy superior clarity and detail in your headphones. Supporting high-resolution audio with PCM sampling frequencies up to 384 kHz, it enhances audio fidelity for a more immersive listening experience. With a powerful output of up to 241mW, it delivers dynamic sound that brings your music to life. Color: Gray Material: Metal Casing Package Contents: 1*USB Headphone Amplifier Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.