Product Overview:MW07 True Wireless Earphones feature beautifully handcrafted acetate and a hand-polished stainless steel charging case to deliver a superior mobile sound tool. Technically sophisticated components such as custom 10mm Beryllium drivers, proprietary “Fit Wings,” advanced antenna technology, and optical sensors that detect in-ear placement to automatically play and pause the earphones demonstrate that when it comes to designing the ultimate true wireless listening experience, no detail is too small.Key Features:Wireless Bluetooth earphones: quick pairing technology and a 20+ meter range of Bluetooth connectivity.Noise isolating: snug, noise-isolating fit that makes it more difficult to hear outside ambient noises and conversation.Best earbuds for music: whether you want to listen to jazz or hip-hop, MW07 delivers exceptional sound and crisp audio.Superior comfort & fit: Lightweight material and proprietary silicone “fit wing in two detachable sizes for a custom and extra secure in-ear fit.Charging case: hand-polished stainless steel charging case provides elegant mobility and holds 3 additional charges for a total of 14 hours of listening time.