Health care                 wearable products

        Smart home Human     machine interface (keyboard, mouse, remote control)


The WLT2541 is a Bluetooth BLE module developed by Weilintong based on TI's CC2541 single-chip Bluetooth low energy solution. Built-in BLE protocol stack, support a variety of BLE profiles, easy to achieve user Bluetooth device interconnection, data transmission and other applications.

Main Features

  • CC2541 built-in high efficiency 8051 microcontroller, 256KB Flash, 8KB RAM
  • Supports 250-kbps, 500-kbps, 1-Mbps, 2-Mbps data rates
  • Programmable output power up to 0dBm
  • Excellent receiving sensitivity, -94Bm at 1Mbps
  • Support for I2C interface
  • Support 2 UART interfaces
  • Support ADC
  • Onboard high performance ceramic 2.4GHz antenna
  • Support button battery power supply
  • Stamp hole pins, welding is easy and reliable.
  • Ultra small size: 15x17mm
  • Module with shield to meet the requirements of various mandatory certifications

Function Block Diagram