3.5mm Aux + L/R Bi-Directional Stereo Audio Switch Versatile Connectivity: This 4 in 1 out audio switcher seamlessly integrates multiple audio sources, including turntables, MP3 players, DVD players, and gaming consoles, to a single output like headphones or speakers, ensuring high-quality sound without the need for constant unplugging. Bidirectional Functionality: Designed for flexibility, this audio switch allows connection of four audio sources to one speaker or one audio source to four speakers (one active at a time), making it ideal for diverse audio management in home theaters or multimedia setups. Broad Compatibility: Equipped with both 3.5mm and L/R inputs and outputs, this switch supports various configurations, allowing easy connection of devices with different audio jacks, enhancing its utility in multi-device environments. and Compact: Constructed with a robust metal enclosure, this audio switcher promises and reliable performance. Its compact design fits effortlessly into any home theater system, gaming setup, or professional audio rig. Simple Operation: Requiring no external power, this plug-and-play audio switcher is user-friendly. It's perfect for audiophiles looking to enhance their setup with clear, crisp sound and minimal setup hassle, offering an immersive audio experience. Colour:black Material:ABS Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 1 * switch 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.