The Wave Pro X sets a new standard for noise control, analyzing and adjusting to your surroundings 800 times per second. Real-time tuning creates an ultra-deep sound barrier that adapts instantly to changing noise levels for uninterrupted immersion. ~ Support Android and iOS (Whatsapp and Wechat message notifications) Version：v6.0 Bluetooth Profile : A2DP, AVRCP, HFP Continuous music playback time：Max. 90 hours(NC OFF), Max. 50 hours(NC ON) Accessories Included: Headphone x1pc, Carrying case x1pc, Headphone cable (approx. 1.2m) x1pc, USB charging cable x1pc EarFun Wave Pro X ~ • Return and refund are not accept. • Free shipping to HK/Macau when spending over $500 onwards • China area shipping fee $130 + Local SF Express • Two business day shipping. Sent via SF express / JD Logistics • Exchange of defective units purchased in 7 days ~ *Photo for reference only