Par2402qk-rbzz Wireless Usb Dongle - 2.4ghz Rf Chip, Integrated 8051 Microprocessor, Black Color, Supports Optical Mouse Sensor Settings, 1x1x1 Cm Dimensions, 5v Power Supply, 1g Weight, 12-month Warranty

Highly integrated chip, containing 2.4GHz RF, microprocessor (MCU), and full-speed USB 2.0
This product is a 2.4GHz receiving chip placed inside a USB dongle
It can be paired with PAW3702 or PAW3712 products (2.4GHz RF system single-chip with RF function, microprocessor, and optical mouse sensor) for mouse applications, or with PAR2460 (including 2.4GHz RF function and microprocessor) for keyboard applications to form a complete 2.4GHz wireless system
Integrated 8051 microprocessor
Integrated 16KB of One Time Encodable (OTP) functionality
For mouse applications, it can support multiple encoding (MTP), making it convenient for customers to set mouse application-related settings, such as PID, VID, PSTR/wake-up mode/sensor angle/CPI/low battery warning/sensor sleep time and frequency