Kook N Keech Black & Yellow Colourblocked Wireless Headphones with Batman Print

Black and yellow colourblocked wireless headphones with Batman print
Powerful battery which provides upto 10 hours of music
Built in micro SD card slot
Built in FM radio
Passive noice isolation for uninterrupted listening experience
Collapsible design for convenience
Upto 10 metres of wireless connectivity
Supersoft, flexible and comfortable earpads
Built-in microphone for hands free calling
Super stereo HD sound
Adjustable headband
Bluetooth version 4.1