The Sd1000U Is A Class 1 Type Bluetooth Usb Adapter For Serial Port Replacement That Supports 300 Meters Of Wireless Transmission Distance By Default. The Working Distance Can Be Further Extended Up To 1000 Meters Using Optional Patch Antenna. The Sd1000U Is Recognized As A Serial-Usb Interface By Computer And The Spp Bluetooth Profile Is Handled By The Sd1000U Itself, So You Do Not Need To Install A Bluetooth Driver On The Computer.
