Feature: 1. 16 In 1 Out: The sound switcher allows you to input up to 16 different sound signals and automatically detects the source to output 2 signals, making it easy to share multiple devices. 2. Wide Applications: The sound switcher is great for various audiovisual systems, including public video systems, TV teaching systems, multimedia presentations, video conferences, computers, LCD HD display venues. 3. Strong Compatibility: The sound switcher is universally compatible. It provides a seamless connection and integration with your existing sound equipment. 4. Stable and Dependable: With a high degree of isolation and strong interference proof, the sound switcher ensures stable signal transmission, providing dependable performance. 5. Plug and Play: Switching between devices is effortless with the sound switcher. Simply press a button to switch from one device to another, eliminating the need to unplug and reconnect cables. Specification: Item Type: Sound Video Switcher Material: Aluminum Alloy Output Port: 1ports Video Gain: 0dB≤Dg≤1dB Sound Gain: -3dB≤Dg≤0dB Remote Control Battery Specification: 1 x CR2025 (Not Included). Package List: 1 x Sound Video Switcher1 x Instruction Manual1 x Remote Control2 x Bracket4 x Screw