Specifications: Color: blue, white, black (optional) Package weight: 190 g. Compatibility: For all smartphones and computers with a 3.5mm headphone jack Package list: 1 x headphones. About this item Chic retro design: improved conversation quality. Comfortable, lightweight, retro and stylish. High quality speaker and microphone Connects to a mobile phone: allows you to connect to a mobile phone and make a call (corresponds to a landline phone) Anti-radiation: eliminates more than 96% of mobile phone radiation. Suitable for all smartphones and computers with 3.5 mm audio jack Answer/End Call Button: The headset has a button to answer/hang up calls and a button for volume control. Comes with a standard 3.5mm plug Sturdy and durable: made of environmentally friendly ABS material with a frosted texture for a comfortable wearing experience Chic retro design: improved conversation quality. Comfortable, lightweight, retro and stylish. High quality speaker and microphone Connects to a mobile phone: allows you to connect to a mobile phone and make a call (corresponds to a landline phone) Anti-radiation: eliminates more than 96% of mobile phone radiation. Suitable for all smartphones and computers with 3.5 mm audio jack Answer/End Call Button: The headset has a button to answer/hang up calls and a button for volume control. Comes with a standard 3.5mm plug Sturdy and durable: made of environmentally friendly ABS material with a frosted texture for a comfortable wearing experience