Samsung WEP500R Bluetooth Headset Includes a Travel Charger, Headset Cradle, and User Manual Slim and small design, weighs less than 9 grams Powerful noise reduction - maximum of 20dB noise reduction compared to other handsets, which can only reduce 10dB Enhanced Data rate - good Audio quality by minimizing interference between Bluetooth or WLAN HFP version - v 1.5