The term "Metal Wireless Headset" does not refer to a specific product, but it likely indicates a wireless headset that incorporates metal materials in its construction. While there are no specific products referred to as "Metal Wireless Headsets," I can provide some general information about wireless headsets and metal construction:

1. Construction: Wireless headsets typically consist of various components such as ear cups, headbands, and connecting arms. Metal construction in these components can provide durability and a premium look and feel.

2. Materials: Common metals used in headset construction include aluminum, stainless steel, and titanium. These materials are known for their strength, lightweight nature, and resistance to corrosion.

3. Durability: Metal components can enhance the overall durability of the headset, making them more resistant to wear and tear. This is particularly useful for people who are often on the move or use headsets in active environments.

4. Aesthetics: Metal elements in the design can lend a sleek and premium appearance to wireless headsets. They can give the product a modern and stylish look that appeals to many users.

5. Wireless Technology: Wireless headsets typically utilize Bluetooth or other wireless technologies to connect to audio sources such as smartphones, computers, or gaming consoles. The metal construction of the headset does not directly impact its wireless capabilities but can contribute to its overall build quality.

When considering a wireless headset, it's important to consider other factors beyond just the metal construction, such as sound quality, battery life, comfort, and additional features specific to the intended use (e.g., noise cancellation, microphone quality, gaming-specific features). Be sure to research and compare different headset models to find one that suits your needs and preferences.