Features 1、High Performance Original FT232RL: This module offers steady performance. Test shows a baud rate of up to 3Mbps, but actual transmission speed may vary due to the limitation of the serial port software. 2、Built in External 12M Oscillator: Equipped with an external 12M oscillator, it ensures more stable operating when using Bit Bang function. The chip also integrates an internal oscillator. 3、Wide Compatibility: This module is compatible with various systems including for OS X, for Linux, for Android, for Win CE, and for Win 7 8 8.1 10, offering a wide range of usability. 4、Flexible Power and TTL Level Setting: It supports 3.3V 5V external power supply and TTL level setting. Features a red POWER LED, and 2 green TXD and RXD LEDs for easy identification. 5、4 Signal Pins Available: This FT232RL USB to TTL serial converter adapter module includes four signal pins, TXD, RXD, RTS, CTS, for versatile connections. Specification Item Type: FT232RL USB to TTL Serial Adapter Module Material: PCB Main Chip: FT232R Supported Systems: for OS X, for Linux, for Android, for Wince, for Win 7 8 8.1 10 USB Interface: 2.0 Pin Definitions: CTS, RTS, RXD, TXD, GND, VCC Baud Rate: 300bps to 3Mbps Package List 1 x FT232RL USB to TTL Serial Adapter Module 1 x Line 1 x User Manual