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