If your search for "driver 43" is due to a error, the issue may not be the driver itself:

: Up to 5 km (approx. 3.1 miles) under ideal conditions.

To get your Kinamax TS-9900 High Power Wireless USB Adapter up and running, you primarily need drivers for its internal chipset—usually either the Ralink 3070 Realtek 8187L Key Specifications Often utilizes the Ralink 3070 Realtek 8187L Supports up to (802.11n) or (802.11g) depending on the revision. Marketed as a high-power device (e.g., / 58dBi antenna) for long-range Wi-Fi. m.sunsky-online.com Driver Download & Installation

Point it to the folder where you unzipped your downloaded driver files.