Wireless Headphones - with microphone, headset, ear, closed construction, Bluetooth 5.0, track shuffle, taking calls, with volume control, frequency range: 20 Hz-20000 Hz, converter: 30mm, battery life of up to 35 hr(s) Top-Quality Sound All-Day LongIndulge yourself in your favourite music with the Sony WH-CH510 wireless on-ear headphones. The stylish blue headphones give you complete freedom thanks to the simple, minimalist design with swivel earcups that invites you to put the headphones safely in your backpack and take them with you everywhere you go. Bluetooth 5.0 wireless technology with support for A2DP, AVRCP and other profiles provide seamless connectivity to your mobile phone. Control is also simpleyou'll find buttons to adjust the volume, skip or pause a song directly on the earcups. The headphones boast an extended battery life of up to 35 hours on a single charge. And when even that's not enough, the 10-minute fast-chargingfunction gives you an...