J&M HS-WLS465-UNV Performance Series Universal Bluetooth Helmet Headset - One Size Designed for installation into most open-face, flip-front and full-face style helmets Superior audio fidelity has been achieved with our ultra-slim, wide-fidelity helmet speakers, along with increased headset audio amplifier output power Bluetooth control head unit features the CSR BluecoreV enhanced data rate (EDR) Bluetooth module, for easy pairing to most Bluetooth enabled audio devices available: smartphone, cell-phone, Bluetooth enabled GPS, MP3, iPod music devices, along with custom dongles for connection to certain portable FRS radios Multifunctional software package includes an embedded FM stereo receiver, standard Bluetooth profiles of HSP, (Headset Profile) HFP, (Hands Free Profile), A2DP (Advanced Audio Distribution Profile) and AVRCP (Audio/Video Remote Control Profile), along with the J&M Exclusive helmet to helmet intercom profile Up to three headsets can be paired together for crystal clear intercom communications at distances of up to 500 meters