Feature: 1. APPLICABLE MODELS: BT MMCX adapter cable is compatible with for SE215 SE315 SE425 SE535 SE846, for UE900, for AUDIOSENSE TK200 T100, for WESTONE W series, for ES series and other MMCX interface headphones. 2. COMPATIBLE DEVICES: Ideal for headphones equipped with MMCX connectors, such as for Ue900 headphones, etc. Compatible with phones, tablets, computers and other Bluetooth devices. 3. CONVENIENT TO USE: Bluetooth headphone cable can upgrade your wired headphones to wireless headphones, making your headphones more convenient and easy to connect bluetooth to enjoy music. 4. BLUETOOTH 5.0 TECHNOLOGY: MMCX bluetooth adapter cable has a built in rechargeable lithium battery and ultra efficient Bluetooth 5.0 technology that provides up to 20 hours of playback time. 5. LOW LATENCY: Bluetooth wireless MMCX adapter cable provides lossless sound quality with a low latency codec to ensure the highest wireless sound quality via Bluetooth. 6. ERGONOMIC DESIGN: BT wireless MMCX adapter cable is ergonomically designed with a corded ear hook, controller and integrated microphone for calls, volume and music playback. Specification: Item Type: Bluetooth Wireless MMCX Adapter Cable Material: TPE, Oxygen Free Copper Suitable For: Headphones With MMCX Connectors. Such As For Se215 Se315 Se425 Se535 Se846, For BASN Massinger Series And For Ue900 Headphones Equipped With MMCX Connectors, Etc. Compatible With The Following Models For Sennheiser: For IE300 IE600 IE900 For SE215 SE315 SE425 SE535 SE846 For UE: For UE900 For AUDIOSENSE: For TK200 T100 For WESTONE For W Series: For W10 W20 W30 W40 W50 W60 W80 For ES Series: For ES10 ES20 ES30 ES50 ES60 For UM PRO10 UM PRO20 UM PRO30 UM PRO50 For AM PRO10 AM PRO20 AM PRO30 Others: For XBA A3 XBA A2 XBA H3 XBA H2 HA FX850 Bluetooth: Bluetooth 5.0 Transmission Distance: Approx. 10m/32.8ft Built In Battery: 220mAh Lithium Battery (Shipped With Battery) Playback Time: About 20 Hours Charging Time: About 2-3 Hours Color: Black . Package List: 1 x Bluetooth Wireless MMCX Adapter Cable1 x Charging Cable1 x Storage Bag