ABS Material: The shell of the helmet headphone is made of ABS material, strong and durable; 1.2m / 3.9ft headphones cable length ensures activities while driving. Hands-: This headset supports hands- calling; Plug and play, easy to use, you can listen to music and answer calls, 1.2m / 3.9ft headphones cable length ensures activities while driving. Motorcycle Helmet Speaker: This helmet speaker is fully compatible with racing scanners and radios that use a 3.5mm (1/8") plug; Perfect for motorcycles, motorbikes, cycling, MBX, off road riding, etc. Headphone Speakers Support: Plug and play, easy to use, can listen to music and answer calls. Hook&loop design lets you install and detach headphone anytime and anywhere. Motorcycle Helmet Headset: High-fidelity speaker offers high quality sound performance. Support hands- calling, ensures your safety while driving. The shell is made of ABS material, strong and durable.