How to connect Enter Bluetooth Headset on Mobile / Laptop Models: E-BTH/E-B400 1. 2. 3. 4. 5. Press the call connect button for at least 8 second Release the button when blue light steady (stop blinking) Now search the device through scanning mode in mobile/laptop. Default password is “0000” if required. Now the device is ready to use. Models: E-B200/E-B300/E-B500 1. 2. 3. 4. 5. Press the call connect button for at least 8 second Release the button when blue & Red light Start Blinking. Now search the device through scanning mode in mobile/laptop. Default password is “0000” if required. Now the device is ready to use. Pls note: Above mentioned Enter Bluetooth headset are with MONO output so they are compatible with:    All types of laptops & Desktop with Bluetooth functionality. All Mobile phones with Mono audio output support All Mobile phones with Stereo functionality but backward compatibility with MONO output. Such mobile phones will support phone calls but multimedia (songs playing) may not support.