Feature: 1. Digital to Analog Signal: This audible adapter helps to convert digital signal into analog + digital signal, converting them into the output format required by your device, making audible connections between various devices more convenient. 2. Better Sound Quality: This audible converter features built in power amplifier and operational amplifier, ensuring authentic and pure sound quality. With a wider range of sound, it brings you a full immersive music experience. 3. Multiple Inputs: Supports multiple input ways, including auxiliary port, optical, coaxial, USB, and wireless input, and supports sampling rates of 32, 44.1, 48, 96, and 192KHz, achieving seamless switching between multiple devices. 4. Wide Compatibility: This audible converter is suitable for Android and for iOS smartphone, tablet, television, game console, etc. It can be connected to sound devices with audible input interfaces and has strong compatibility. 5. Wireless Transmissing: Supports A2DP and AVRCP protocols, achieving wireless transmissing in a 15 meter open space, suitable for various audible devices, allowing you to enjoy a stable music experience anytime, anywhere. Specification: Item Type: Audible Converter Material: Aluminum Alloy Wireless Protocol Support: A2DP and AVRCP Transmissing Distance: Approx. 15m / 49.2ft (Open Space) Input: Auxiliary, Optical, Coaxial, USB Output: Auxiliary Port Compatibility: For Android and for IOS phone, tablet, TV, game console, and sound devices with audible input interface Remote Controller Battery Type: 1 x CR2025 Battery (not included). Package List: 1 x Converter 4 x Adapter Cables 1 x Data Cable 1 x Remote Controller 1 x User Manual