Features:
Chip: MAX3232CSE
Voltage Range: 3V ~ 5V
Highest baud rate: not recommended higher than 120kbps
Size: 9.4mm * 15.9mm
Power supplies are connected together on both sides, it only connect one side, the two sides of each of the separate channels can be used, arrows indicate the flow of signals, instructions are input to the inside outward Description is the output, RS232 character near the end of the RS232 level, near the end of the character TTL level

Package Includes:
10 * mini RS232 to TTL MAX3232 Module