Specification: Item Type: Wireless MMCX Adapter Cable_x000D_Material: Oxygen Free Copper_x000D_Color: Black_x000D_Bluetooth: Bluetooth 5.0_x000D_Transmission Distance: 10m/32.8ft_x000D_Line Length: Approx. 90cm/35.4in_x000D_Wire Diameter: 2.0 mm/0.1in_x000D_Built in Battery: 110mah Lithium Battery (Delivered With Battery)_x000D_Charging Time: About 1-2 Hours_x000D_Running Time: About 5-7 Hours_x000D_Talk Time: Approximately 10 Hours_x000D_Applicable: Perfect for Headphones with MMCX connectors, such as for Se215 Se315 Se425 Se535 Se846, for BASN Massinger series and for Ue900 earphones equipped with MMCX connector. Features: 1Wireless Function: The Universal MMCX Bluetooth adapter cable allows you to enjoy your MMCX headphones wirelessly using a device without a headphone jack. 2Compatible: Perfect for Headphones with MMCX connectors, such as for Se215 Se315 Se425 Se535 Se846, for BASN Massinger series and for Ue900 earphones equipped with MMCX connector. 3Superior Performance: The low latency codec ensures the highest wireless quality over Bluetooth and improves sync with compatible devices. 4Dynamic Enhancement on Demand: with available bass enhancement and voice enhancement modes, with music mode and game mode, can be switched with one button. 5Long Standby Time: Built in rechargeable lithium battery and ultra efficient Bluetooth 5.0 technology provide up to 10 hours of talk time and 5?7 hours of music playback. 6Practical and Covenient to Use: Ergonomic design with soft cord ear hanger, as well as controllers and integrated microphones for talking, volume and music playback. 7Wide Compatibility: The wireless MMCX adapter cable is compatible with mobile phones, tablets, computers and other Bluetooth stereo transmitters. PackageList: 1 xWirelessMMCXAdapterCable 1 x Charging Line