GOgroove FlexSMART X3 Mini Bluetooth FM Transmitter Unsurpassed Performance The FlexSMART X3 Mini has been completely redesigned to offer an even greater Bluetooth solution! AUTO-SCAN automatically finds an ideal FM station with easy-pairing and lets you sync in seconds! Simply hold down the blue phone button for 5 seconds (lights will start flashing) and select 'FLEXSMART X3' in your Bluetooth menu. A2DP enhanced clarity technology provides crystal clear audio! Quality & Style With features like a USB charging port (Micro USB charger cable included) and auxiliary Line-In & Line-Out, you can charge nearly any device, connect wired audio devices, and equip your car stereo with stunning Bluetooth connectivity. The redesigned, ultra-sleek form and new precision button controls make for a truly beautiful device that complements any vehicle. Fine tuning your wireless audio experience is easier and more convenient than ever before! Have confidence in your purchase - backed by a 3-Year Manufacturer's Warranty! GOgroove FlexSMART X3 Mini With enhanced audio clarity, easy pair technology, and a sleek low profile design the GOgroove FlexSMART X3 mini Instantly add Bluetooth audio and hands-free calling to any vehicle for less than a tank of gas. Safety is the number issue while driving, let your co-pilot control the music and answer the phone while you keep your eyes on the road! FeaturesBluetooth Version V2.1OnBoard ControlsUSB ChargingAux Line-In & Line-OutMusic ControlAuto ScanningHub Dimensions: 3.25 x 1.7 x 1.25 inches; Neck Length 4 inchesand more Hands Free Calling Answer phone calls using the "Call/Pair" button on the LCD Display. A2DP enhanced clarity technology provides crystal clear audio! OnBoard Precision Controls Control your phone's functions such as answering/ending calls with the buttons, using the microphone to speak, or calling the music that you play. USB Charging Charge your electronic device with the USB Port. Connect non-Bluetooth devices with the Line-In / Line-Out Aux ports to stream your music, podcasts, and more What Comes In the Box USB charging port (Micro USB charger cable included) and auxiliary Line-In & Line-Out , you can connect nearly any device.