Descriptions:1.This is a USB 2.0 to TTL UART 6PIN CP2102 Module Serial Converter. Connect MCU easily to your computer! 2.Stable and reliable chipset CP2102 3.USB specification 2.0 compliant with full-speed 12Mbps. 4.Standard USB type A male and TTL 6pin connector. 6pins for 3.3V, RST, TXD, RXD, GND & 5V. 5.All handshaking and modem interface signals. 6.Baud rates: 300 bps to 1.5 Mbps. 7.Byte