WHCH730N Wireless Noise Cancelling Headphones Bluetooth and Digital Noise Cancelling Lightweight over-ear design can swivel and fold into a compact shape Multipoint connectivity and clearer voice calls, using AI Sony | Sound Connect companion app, 10-band EQ and gaming mode DSEE music-upscaling helps restore music detail lost during compression Up to 50 hours battery life, with Noise Cancelling, or up to 75 hours without USB-C with quick charging (3 mins charge = 60mins of music) LE Audio (LC3) and Auracast™ compatible Supplied 3.5mm cable for wired operation Blue