Easy to Control\n\n\n-Connect the receiver to your non-Bluetooth headphone/Computer Speakers or Car Stereo System. \n- Press 3s for the first time use until the blue and red indicator light flash alternately. \n\n-Turn on the Bluetooth Function of your phone or music devices that with Built-in Bluetooth and then Search for Bluetooth device and select. \n\n-Pairing succeseed and start enjoy the music. \n\n-Please make sure your phone is not connecting with other devices. \nTechnical Specifications\n\n\n-Bluetooth version: 4.1+EDR\n\n-Receivingdistance: 10 meters\n\n-Talking time: 4 hours\n\n-Continous music playback time: 4 hours\n\n-Charging time: 50 minuters\n\n-Microphone sensitivity:+-42db\n\n-Output power: 30mW\n\n-Range of frequency response: 20Hz-20KHz\nPackage Included:\n\n\n-1* Bluetooth Receiver\n\n-2* 3.5mm Audio Adapter\n\n-3* Charging Cable\n\nEASY CONTROL:Come with a suaer user manual,you can play/pause/skip music/answer phone calls/redial the last called number or control music on the receiver.Built-in battery, provides up to 4 hours play and talk time, about 1.5 hours can be recharged\nCOMPATIBLE DEVICES:Bluetooth Audio Receiver for headphones,home stereo works with most devices with Bluetooth functions like iPhone, iPod, iPad, Tablets, Other Smartphone, most speakers, TV, and radio, easily plugs into any powered PC speakers, Car & Home Stereo Sound System and A/V receivers using 3.5 mm jacks.\nDOUBLE LINKS & COMPACT CLIP:This mini bluetooth receiver car adapter can connect two bluetooth devices at the same time,freedom to enjoy music,GPS or answer phone calls.Pen clip design,easy to carry,it's convenience to answer phone calls in fitness or workout\nHANDS-FREE BLUETOOTH:Make your Car AUX audio sytem and Home Theater av HiFi surrounding system become bluetooth compatible, get music from bluetooth enable device such as for iPhone, for iPad, for iPod, for HTC for Samsung Smart cellphone or Bluetooth PC, Laptop