USB Wireless Receiver Audio Adapter 3.5mm Aux with Mic For Bluetooth 5.0 Descriptions: Use this Bluetooth receiver to connect 3.5mm headphone jack to make your headset become wireless Bluetooth headphone. Using the latest Bluetooth chip V5.0. High sensitivity microphone to ensure high quality calling. Noising canceling chip integrated. Innovative bullet design. Wide application range such as car, speakers, headphones and so on. With this wireless receiver adapter to listen music, phone calls and GPS when you are driving. Just one second to make your speakers become Bluetooth speaker. Small and exquisite special deign to bring you new audio-visual feast. Product Specification: Color: Black(As pictures show Material:Plastic Bluetooth version: V5.0 Charging voltage: DC 5V Charging time: about 2 hours Working time: about 5 hours Connection range:10m Headphone jack: 3.5mm Power supply: 55mA battery(included) Package including : 1 * Car Bluetooth Receiver 1 * Micro-USB Charging Cable 1* User Manual Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.