Mini 3.5mm Wireless HiFi Stereo A2DP Bluetooth Music Audio Receiver Adapter<br>Features : <br> Compact design<br> Works with the speaker which has 3.5mm line-in jack and play music from Bluetooth A2DP enabled mobile phone and other Bluetooth A2DP audio devices<br> 3.5mm line-in jack allows you to play other external audio sources， such as MP3， MP4 etc<br> Pairing with Bluetooth devices<br> Bluetooth stereo audio receiver for iPhone iPad and other devices<br> Upgrade any of your favorite speakers into a wireless sound system from any of your audio devices<br> The obstacle and interference between the receiver and your bluetooth device and the signal stength of your bluetooth device may affect the working range  Specification : <br>          Cable length       10cm           Standby time       230 hours           USB Cable length       68cm           Dimensions       45&amp;times; 33&amp;times; 8mm           Working time       Up to 8 hours           Charging input       DC 5V\/300mA           Charging time       About 2.5 hours           Bluetooth profiles       A2DP and AVRCP           Bluetooth specification       Bluetooth V2.1           Bluetooth frequency range       2.4GHz-2.4835GHz           Features       Rechargeable 250mAh Li-polymer battery   <br>How to enter pairing mode : <br>1. Enter pairing mode:Ensure the receiver is turned off， otherwise turn it off first and then press and hold MFB button for 6-7 seconds until LED flashes red and blue alternately，LED flashes red and blue alternately Two &amp;ldquo;DU&amp;rdquo; tones2. Remark: The pairing mode will last 2 minutes， the receiver LOTFANCY will switch to standby mode automatically if no devices can be connected within 2 minutes.3. Pairing with Bluetooth mobile phone4. Ensure your mobile phone supports A2DP profile. The pairing procedures will vary depending on different models of mobile phones. Please refer to your mobile phone user's manual for further information. The general pairing procedures are as follows:1) Place the receiver and Bluetooth mobile phone where they are easily viewable by no more than 1 meter apart;2) Enter the receiver's pairing mode (please refer to &amp;ldquo;How to enter pairing mode);3) Activate your mobile phone's Bluetooth function and set your mobile phone to search for Bluetooth devices within range， and select &amp;ldquo;LOTFANCY&amp;rdquo; from the list of devices shown;4) According to the indication， enter password or PIN No: &amp;ldquo;0000&amp;rdquo;;5) If prompted by your mobile phone to connect， select &amp;ldquo;Yes&amp;rdquo; (This will vary among mobile phone models);6) After successful connecting， blue LED flashes twice quickly every 5 seconds<br>Remarks : <br>1. If no devices can be connected within 5 minutes， the receiver will then turn off automatically in order to save power.2. After successful pairing， the receiver and the mobile phone will remember each other， they will n