Shure Shure RMCE-BT1 Bluetooth Enabled Accessory Cable with Remote + Mic

style:Wireless | Size:Cable Only Bluetooth enabled communication cable with MMCX connectors for most Shure Sound Isolating earphones provide hour-after-hour of listening enjoyment with the freedom of wireless and simplicity of Bluetooth. Remote + Mic functionality controls device, playback and provides audio for calls. Optimal for existing SE earphones with detachable cables, including SE215, SE315, SE425, SE535 and SE846, the RMCE-BT1 provides up to 8 hours of transparent audio on a single charge, and offers up to 30 ft. (10 m) of range.