Vertex Standard Construction Helmet Headset YH-105S

We offer a wide variety of products, and the following precautions apply to some of them. Please note that they are listed for all products. 【Voltage Compatibility】Designed for Japanese voltage (90-110V). Using with a different voltage may cause malfunction. 【Plug Type】Japanese plugs (A or B type). Use a conversion adapter if needed. 【Transformers & Adapters】Transformers adjust voltage; adapters only change plug shape. Using an adapter without a transformer may damage the product. 【Liability】We are not responsible for damages caused by improper use, such as using the product without a transformer. transceiver safety supplies 2016 Orange Book Standard Radio equipment page published Standard radio Yaesu Musen Co., Ltd. Specifications: ● Compatible model: VLM-850A ● Product name: Helmet-mounted headset