Metal Evolution for iPhone™

Optimized Apple iPhone Bluetooth headset connectivity, compatibility, and specially audio tuned for iPhone™ 4 & 3GS. Its superior NoiseLock™ technology effectively eliminates noise up to 80dB in the background environment. Multipoint technology supports active connections with two Bluetooth enabled mobile devices simultaneously.

• Best in class noise cancellation
  
• Its superior NoiseLock™ technology effectively eliminates noise up to 80dB in the background environment. (the average noise level on a busy road noise)
  
• Multipoint technology
  
• Supports active connections with 2 Bluetooth enabled mobile devices simultaneously
  
• VoIP - Supports Bluetooth enabled computers for VoIP calling, such as Skype
  
• Other operation features
  
• Volume up, volume down, mute, unmute, transfer calls between phone and headset, call waiting, call reject, last number redial etc.

All credits and information was found on bluetrek.com