Specifications Size & Weight Weight 21g General Features Headphone Type Closed Dynamic Driver Unit 12mm Magnet Neodymium Frequency Response(Bluetooth® Communication) 20Hz - 20,000Hz ( (44.1kHz Sampling) Volume Control Yes Wearing Style Neckband style Battery Battery Charge Time Approx. 3 hrs (Full charge) ...

Features Lightweight headphones with EXTRA BASS™ for a deep, punchy sound As part of the EXTRA BASS™ range from Sony, the WI-XB400 headphones enhance all your low-end frequencies for exceptional bass, while maintaining vocal clarity, lifting every track with wave after wave of thundering rhythm. Wireless streaming Stream your favourite tr...