Bluetooth-compatible Music Single 35mmAux Jack Receiver Adapter Audio Receiver Speaker Connector For Car Android NOTE The black version will be sent with either a blue logo or a white logo. Note Single 3.5 audio port output, without microphone function Description Easy To Operate: Simply connect your speaker with our device, immediately transform your speakers into a fashionable wireless Bluetooth-Compatible speaker. Wireless Play: Removing troubles of wired connection, through the wireless connection and transmission ,enjoy a high fidelity music at any place indoor by wireless control. Perfectly Compatible: Our products can be compatible with nearly 95% of mobile phone or computer on the market. Support for iPhone and most kinds of smart phones. Portable design: with mini size ,the feature of portable can let you carry them to anywhere you want. Specifications Bluetooth-Compatible 2.1+EDR Support A2DP V1.2 Powered by 5V DC Transmission rate:3(Mbps) Transmission distance: about 10 m Power supply mode: USB-POWER Unit size: 55*20*10mm Color: Black/White (Cable Color send randomly ) Operation steps Step one: For No USB port Speakers: Supply power to the device by connecting charger with 5 V USB interface, then connect the Speaker's AUX port with the audio cable. For Speakers with USB port: Connect the device with speaker's USB port directly ,then then connect the Speaker's AUX port with the audio cable. Step two: Turn on the Bluetooth-Compatible function of computer,mobile or other device which has Bluetooth-Compatible function, searching for the H-163 device to connect and input: 0000 for matching when the device is in the matching mode. After matching success ,the indicator light turn to twinkle slowly.Then you can use for iPhone and other bluetooth-Compatible transmitter playing the music. Package Included 1 x USB Bluetooth-Compatible Audio Music Receiver (Speaker not included,just for reference) 1 x 3.5mm Audio Cable NOTE NOTE 1.We don't offer retail package,but we will pack it well before shipped out. 2.Please allow 0-1cm error due to manual measurement. plz make sure you do not mind before you buy. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!