SONY DR-BT20NX Bluetooth Wireless Headset

With this model, Sony introduced a new range of wireless headphones that rely on a Bluetooth connection. It comes with a neckstrap that holds everything together. The Bluetooth receiver has a 10 meter communication range. Featuring a pair of high quality stereo earphones with large 9mm apertures producing crystal clear sound and warm bass. The battery life lasts up to 11 hours and it only takes 3 hours to charge on the power station. This unique designed earphone is easy to carry and available in black and white.

Features:
Neck strap style Wireless Bluetooth headset
EX headphones for ultimate wearing comfort
Built-in microphone
Capable of remote function for basic playback features
 
Specifications:
Battery / life - 11.0 H (Communication time)100.0H (waiting time)
Bluetooth Compatible Profile - A2DP/HFP/HSP
Bluetooth Output - Bluetooth Class 2 (2.5mW)
Bluetooth Specification - Bluetooth Version 2.0
Charging stand type - Cradle Charger
Cord - Headphone cord: 0.4m
Dimensions (WxHxD) in mm - 17 x 67 x 34
Distortion rate - Less than 1% at 1KHz
Driver unit - 9mm, dome type
Effective frequency range - 100-4000Hz
Frequency Band - 2.4 GHz band (2.402 GHz - 2.480 GHz)
Frequency response - 20-20,000 Hz
Microphone Type - Omni Directional, Electret Condensor Microphone
Modulation Method - FHSS (Frequency Hopping Spread Spectrum)