Brand: Yesido Function: Charging, Data Transfer – 100% original Yesido brand – Support Data transfer & charging – USB Support Laptop, PC, Charger, in car charger, – Metal cover material – Mini connector USB adapter – USB 2.0 Model: YAU34. Bluetooth version: 5.1 Distance: 10m. Plug: USB. Rated Voltage: DC5V. Frequency: 2.4Gz. Operating system: Windows 7/8.1/10 (WIN Driver Free/BRLink Driver), Linux. Compatible with Multiple Devices. Model: YAU37/ YAU38 15cm Lightning plug to 3.5mm Jack plug. Support Mobile Phone/Tablet/MP4/MP3 to Audio Devices. Features: Support music display. Support high quality sounds concert. Can be used on car audio connection. Package List 1 x Adapter