Bluetooth Wireless Verson: 4.1 Standby Time: about 100h Charging Time: about 1.5h Talk Time: about 5h Weight: 4g Size: 26*15*19mm Operative range: up to 30feet(10meters) Yincine M6 Wireless Bluetooth headset that is made out of high quality material.Stylish, compact, and light-weight with access to all buttons.Precisely cut and fit for all day comfortable wear. It compactable for all brand iphone, samsung, nokia, htc, huawei, oppo, vivo xiaomi having bluetooth verson 4.1 Brand Yincine SKU 100056051_NP-1020310030 connector_1 3.5MM Bluetooth Yes Wearing type Over the Ear wireless_connectivity Bluetooth Model M6