Main control chip: RTL8852BS
Specifications: 2T2R
Speed: 300+866M
Interface: SDIO
Size: 13*15*2.1mm (L*W*H))
Working voltage: 3.3V
Wireless standard: 802.11b/g/n/ac/ax+BLE5.2
Band width: 2.4G+5.8G
Working temperature: -20°C to +70°C
Features
■ Support Linux/Android operating system
■ Support Soft AP
■ Comply with CE/FCC/SRRC electromagnetic compatibility regulations
■ Follow RoHs/REACH environmental protection directives
■ Stamp hole package, easy to SMT process
■ Suitable for: IPC, smart TV, set-top box, driving recorder
Module size chart

Module pin

| pin number | pin name | Functional description | 
| 1 | 3V3  | Power supply. 3.3V is required  | 
| 2 | GPIO6  | PWM  | 
| 3 | GND  | Ground connections  | 
| 4 | GPIO19  | PWM  | 
| 5 | GPIO25  | UART0_RXD  | 
| 6 | GPIO14  | PWM  | 
| 7 | GPIO28  | UART0_TXD  | 
| 8 | GPIO24  | ADC  | 
| 9 | GPIO27  | PWM  | 
| 10 | GPIO12  | I/O reserved  | 
| 11 | GPIO31  | PWM  |