PRODUCT GRADING Refurbished Pristine - The item shows little to no signs of use. It is fully functional and has been professionally refurbished, tested, inspected and cleaned to excellent condition by qualified sellers. > 12 Months Warranty Retail Box WHAT IS IN THE BOX Lenovo Yoga Active Noise Cancellation Headphones Genuine Power Cable PRODUCT DESCRIPTION The Lenovo Yoga ANC headphones provide a world-class entertainment and music experience that looks as good as it sounds. Connect with the world through Hybrid ANC and ENC noise-cancelling mics with voice assist, and hear every detail of your favourite songs and films with Dolby-tuned drivers.Never miss a chance to chat thanks to environmental noise cancellation (ENC) technology and six boomless mics that intelligently filter background noise during calls. Eliminate even the rowdiest ambient noise and enjoy a moment to yourself with active noise-cancelling technology that mirrors and minimises the sounds around you.The battery time is about 14 hours playback (ANC off) after a full charge under Bluetooth connection. With quick charge, 15 minutes charging gets up to 2 hours playback. Its multi-Layered memory foam leather ear cups are comfortable for long time wearing. PRODUCT INFORMATION Capacity - 800 mAh Connection Type - Bluetooth 5.0; USB digital audio Weight - 214 g Cable Length/Type - 1.3 m Controls - Power on/off; Multi-function button; Microphone mute/unmute; Volume up/down; ANC level 1 / level 2 / off Distortion - < 5% Driver - 40 mm neodymium drivers