Characteristics:
* Bluetooth v.2.1 EDR wireless technology
* Full-duplex communication with DSP filter (digital cancellation of wind and background noise)
* Windscreen and noise canceling microphone
* Unique piece made of microphone and headsets to guarantee the best resistance and stability
* Dual stereo headset for high quality audio (the second headset is removable)
* Excellent performance up to 180 Km/h
* Automatic volume adjustment (adjusts automatically to suit speed and environmental noise)
* Fully waterproof
* Double fastening system: removable sliding clamp clip and adhesive slide support
* The control unit can be easily removed
* Lithium battery
* Dimensions: 90x46x20 (mm)
* Weight: 83g including ear phones and microphone

Capacity
* Communication up to 500 m

Performance
* Active use autonomy: up to 10 hours (indicative time of use alternating the various functions)
* Stand-by time: up to 700 hours
* Recharge time: 3 hours

You need two pieces for driver & pillon rider or driver & driver.