HK-B35T Wi-Fi and BLE 5.2 Wireless Serial Module Dual-Mode Embedded Transparent Transmission Module 802.11 b/g/n UART/PWM/GPIO/SPI/IIC 3.3V 288KB RAM 2MB Flash External Antenna Test Kit

Product Description:

The HK-B35T is a low-power embedded wireless module for dual-mode serial transparent transmission over Wi-Fi and Bluetooth-compatible connectivity. It integrates a wireless RF chip, embedded Wi-Fi network protocol stack, and library functions for embedded applications.

Core Selling Points:

Supports Wi-Fi 802.11 b/g/n and Bluetooth-compatible 5.2 baseband/MAC. The module provides AP, STA, and BLE wireless network modes, serial port firmware upgrades, and AT+ command configuration. Its integrated resources include 288KB RAM, 2MB Flash, and support for multiple hardware interfaces.

Technical Specifications:

Model: B35T. Wireless standards: IEEE 802.11 b/g/n and Bluetooth-compatible 5.2. Transmit power: Wi-Fi 1819 dBm; Bluetooth-compatible 10 dBm MAX. Receive sensitivity: -98 dBm. Antenna: External antenna; can be modified to an on-board antenna. Hardware interfaces: UART, PWM, GPIO, SPI, IIC. Operating voltage: 3.3V, with a 2.7V to 3.6V range. GPIO drive maximum: 12.8 mA. Operating current: approximately 30 mA; peak 400 mA. Security mechanisms: WEP, WPA-PSK, WPA2-PSK. Encryption types: WEP64, WEP128, TKIP, AES. Network protocols: IPv4, TCP/UDP, LwIP. Dimensions: 24 × 16 × 1.6 mm. Operating temperature: -40°C to +85°C. Operating humidity: 10% to 90% RH, non-condensing. Storage temperature: -40°C to +85°C. Storage humidity: 10% to 90% RH, non-condensing.

Before Purchase:

Confirm that your application supports the B35T module's 3.3V operating voltage and available UART, PWM, GPIO, SPI, or IIC interface. The module uses an external antenna and can be modified to an on-board antenna. Check the stated temperature, humidity, wireless protocol, and network security requirements before installation.