Features:1. High quality: This product is made of high-quality materials and small size, which can meet various applications.2. Hifi sound quality: This product has hifi sound effects, built-in independent power amplifier, HIFI sound quality and super anti-interference.3. Voice dialing: this product can support voice instructions, Chinese and English phone numbers.4. Easy installation: This product is very easy to install, no additional tools are needed, and the installation process is very convenient.5. Portability: This product is small and lightweight, very convenient to carry. Description:Converts plug to optical mini plug or optical mini interface to f-interface to mini-m 3.5mm Adapter.Specifications: Gold plated tipsColor: BlackConnector 1: InterfaceConnector 2: Mini PlugPackage Contents:1pc*Optical 3.5mm Female Mini Plug Interface Digital Male Audio AdapterNotes:1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee that the style is the same as shown in the pictures.2. Due to manual measurement and different measurement methods, please allow 1-3cm deviation. Thanks!