The JBL Live Beam 4 features a newly upgraded 10mm dynamic driver, powered by the legendary JBL Signature Sound. With masterful tuning and Hi-Res Audio Wireless certification, it accurately captures deep, powerful bass, rich, warm midrange, and silky-smooth high frequencies at any volume level, further enhanced by 3D spatial audio to recreate the immersive sound of a live concert. ~ Support Android and iOS (Whatsapp and Wechat message notifications) Bluetooth 6.0 Dynamic Frequency Response Range (Hz): 20Hz – 40kHz Bluetooth music play time: Up to 12 hrs (ANC off) Net weight: 4.8 g per pc (Earbud), 73 g (charging case) Accessories Included: Earbud x1pair, Charging case x1pc, 4 sizes of ear tips x1pair DJBLLIVEBEAM4BLK DJBLLIVEBEAM4BLU DJBLLIVEBEAM4CPG DJBLLIVEBEAM4SIL ~ • Return and refund are not accept. • Free shipping to HK/Macau when spending over $500 onwards • China area shipping fee $130 + Local SF Express • Three business day shipping. Sent via SF express. • Exchange of defective units purchased in 7 days ~ *Photo for reference only