Features
2-IN-1-OUT (switch audio sources) / 1-IN-2-OUT (switch audio outputs)
Input connections: Computer / Phone / Music player. etc.
Output connections: Active speaker / Headphone / Amplifier. etc.
High quality volume control knob; Smoothly control the volume
Mute button; Mute the device with just one key; Very useful for special conditions
A / B button; Can conveniently select the device you want to use as the audio input or output
No power and additional software required
Hot-swappable (no need to reboot devices)
Compact and super mini size; Easy to place and suitable for your desktop and office