Usage Tips:One-button switch: simple and intuitive operation makes switching easy. High-fidelity sound quality: using advanced technology to ensure the purity and stability of the sound quality. All-aluminum shell, effectively avoid external noise, ensure high-quality signal transmission; gold-plated XLR port ensures high-reliability electrical connection and minimizes signal attenuation during transmission. Each channel is connected with shielded wire to avoid external interference and ensure lossless signal transmission. Exquisite appearance, small size; can be easily placed and carried, enjoy the charm of music anytime, anywhere. Passive audio switcher, does not affect the sound quality; with silver-plated contacts to ensure its smoothness; 4 wires switch mode and GND common end at the same time. Choose XLR 3-in 1-out switcher to make your audio connection smarter. Every switch is a pursuit of perfection. Experience it now and let your music and sound be under your control. Different batches may have different printing screens, but it does not affect the use Color: black Material: aluminium Package Contents: 1 x Audio Select Switcher 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.