Features: Seamlessly switches between two 3.5mm audios inputs (A/B) with a button press, maintaining high fidelitys sound quality in a compactly module for distortionfree signal routing. double audios input &1 output channel with manual selectors button enable instantly source switching, featuring gold plate connectors and low power operation for stable device compatibility. Design for audiophiles, podcasters, and AV technicians needing efficient audios source management between smartphones, gaming consoles, and professional sound systems. Optimizes home theater setups or studio environment by toggling between media players, instrument, and speakers without unplugging cables during live performances. Engineered with shielded circuitry and durability ABS housing, this audios switching board ensures uninterrupted signals flow for critical applications like streaming or multidevice mixing. Specifications: Component:Plastic Size:Approx.42x30mm/1.65x1.18inch Option Type:1pc,3pcs; Package Includes: Package A 1pc audios switches Module Package B 3pcs audios switches Module note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.