?Easy to Install?- Backside with hook&loop closure, you can easily install the flat helmet earphones into your motorcycle helmet. Plug and play, easy to use, you can listen to music and answer calls. ?ABS Material?- The soft helmet speaker shell is made of ABS material, strong and durable. 1.2m / 3.9ft headphones cable length ensures free activities while driving. ?Hands-Free Calling?- This motorcycle helmet headphone supports hands-free calling, ensures your safety while driving. Applicable for Ios, Android, MP3, computer and other 3.5 interface audio equipment. ?Motorcycle Helmet Speaker?- This helmet headphone 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. ?Perfect Sound Quality?- With a hard shell, the motorcycle helmet speaker is windproof and more stable connection. Great noise isolation and loud volume, this helmet headset can transfer clear and high-quality stereo music.