Alpinestars Duly Sound Disk Beanie

Alpinestars Duly Sound Disk Hat

Alpinestars introduces the SOUND SERIES. The integration and collaboration of sound and sport. In collaboration with the AERIAL7, the Alpinestars sound series integrates advanced audio technology with apparel fashion and style. 

DULY Sound Disk Beanie is designed for the perfect fit knit hat fit with adjustable speaker placement. This is the perfect choice for those who like a modern look. From the streets to the mountains, the AERIAL7 Sound Disk Beanie merges technology and Alpinestars fashion. Adjustable speakers allow the flexibility to change their placement based on your activity. Slide the disk over your ears to fully engage or position the disk partially behind your ears to be aware of your surroundings.

• Engineered to deliver the highest-quality listening experience from your mp3 player or other music device
• Built-in microphone for use with iPhone, BlackBerry, and other mobile devices
• The Sound Disk is only 8.5mm thick and delivers a full spectrum sound experience
• One size

Technical Specifications:

• Driver Diameter: 35mm
• Impedance: 32ohms
• Frequency Response: 20-20KHz
• Sensitivity (S.P.L.): 100 3dB (at 1KHz)
• Input Plug Diameter: 3.5mm
• Adapters: 3.5mm ~ 3.5mm iPhone