Colour:black Material:abs How To Use It? Power On/Off Long press the MFB for two sec to strength on, the Red/Blue Indicator will flash 1 sec. Long press the MFB for five sec to energy on, the Red Indicator will flash 1 sec. Bluetooth Pairing After powered on, it is going to Bluetooth Pairing mode autaomatically, then position your Bluetooth headphoens or earphones inside 1 meter to pair. Bluetooth Disconnection After Bluetooth Paired, lengthy press the MFB for two second to disconnect the current Bluetooth Headphones or earphones to enter Bluetooth Pairing Mode. Play Pause Short Press the MFB to pause, press again to play. Clear Bluetooth History After Powered off, lengthy press the MFB about 8 sec to scrub Bluetooth paired history, Red/Blue Indicator flash 1 sec to enter Bluetooth Pairing Mode. Package Contents: 1 x audio conversion adapter Only the above equipment content, other merchandise are usually not included. Note: Light mirrored image and assorted exhibits can cause the colour of the thing within the photo a bit of diverse from the real thing. The size allowed error is +/- 1-3cm.