Bangalore, January 14, 2015:  Sony India  has launched  a new pair of digital noise cancelling Bluetooth earphones with added NFC functionality  for one touch connectivity. 
The  MDR-EX31BN has a 13.5mm sound driver unit that delivers high quality, powerful sound achieved by effective ambient noise cancelling.
Available in red and black color options, the MDR-EX31BN comes with a micro USB charging cable that allows continuous usage of more than 10.5 hours upon full recharge.  It costs Rs 5490 in India...  possibly a first of Sony in this price band.