CEUTA, [ Car Bluetooth Receiver ] Adapter 3.5MM AUX Audio Receiver with Mic | Stereo Music for Home & Car - (Color May Vary) ★ [ Technical Specifications ] : ✔ 3.5mm Aux Output . ✔ Plug Into 3.5mm Auxiliary Input, Pairs Devices Within 30 Feet . ✔ Supports Bluetooth V3.0 Edr With Backward Compatibility . ✔ Included Micro Usb Cable Charges With 5v Usb Charger . ✔ Green Light Indicates Charging And Will Shut Off Once Charge Cycle Is Complete . ✔ Red Light Indicates Successful Pairing. ✔ Li-Polymer 100mah 3.7v Battery, Up To 6hrs Of Airtime Between Charges. ✔ Weight: 0.35 Oz, Dimensions: 1.97 X 1.77 X 0.5 Inches . ✔ Package Includes: Bluetooth Receiver, User Manual, And Micro Usb Charging Cable.