Description Product details Oraimo Necklace OEB-E74D earphones are equipped with Bluetooth Version, V4.1 and can connect with any smart device. Bluetooth Version: V5.0 Talk Range: 10m Battery Capacity: 220mah Standby Time: 310 hours Talk Time: 12hours Music Playing Time: 12hours You can snap earbuds together with its magnet when you are not using the earphone Specifications KEY FEATURES Bluetooth Version: V5.0 Talk Range: 10m. Standby time: 310hours Battery Capacity: Up to 220mah talk/music play: 12hours Easy Use and Take Control: Magnet design, in-line remote and mic. Crystal Clear Sound: Built-in 10mm large speaker units. Comfort Experience: Flexible material with ergonomically designed. Warranty: 365 Days Warranty and Friendly Customer Service.