• Chipset: RTL8731BU, produced by Realtek.

• Wireless Standard: Complies with IEEE 802.11a/b/g/n standard, which is a dual - band WiFi solution.

• Frequency Band: Supports 2.4G and 5.8G dual - band, with the operating frequency range of 2.4~2.4835GHz or 5.15~5.85GHz.

• Transmission Rate: The maximum physical layer rate can reach 150Mbps in 2.4G band, and different models may have different rates, with some models supporting a maximum of 72.2Mbps.

• Interface: USB interface, usually USB 2.0, which is convenient for connection with various devices.

• Power Supply Voltage: 3.3V power supply, which has low - power consumption characteristics.

• Antenna: Usually single - antenna design, and some modules are equipped with IPEX connectors.

• Size: The size is about 12.2x13.0x2.35mm, which is small and easy to integrate into various devices.

• Working Mode: Supports multiple working modes, including AP mode, STA mode, Ad - Hoc mode, etc.

• Security Mechanism: Supports WEP, WPA/WPA2 security mechanisms to ensure the security of data transmission.

• Protocol Support: Built - in TCP/IP protocol stack, supporting multiple network protocols such as DHCP, DNS, HTTP, etc.

Storage support: up to 128GB TF storage card.