USB FTDI FT232R chip + RS232 Level Shifter.
Support Android, Win 7, Win 8, XP, 2000, Linux, Mac OS used for CISCO Huawei Router Switches / Microsoft (HCL) certified to be compatible with Windows, no CD needed because the drivers are part of the OS distribution. Windows 10 will install it automatically. Windows 7 you will need to download and install a driver on line
Supports hardware flow control used to implement the CISCO break sequence.
RJ-45 DTE Pinouts RTS(1), DTR(2), TXD (3), GND(4), GND(5), RXD (6), DSR(7), CTS(8)
Cable length is 1.80m (6 feet) USB 2.0 Full Speed compatible sold specifically for use with Cisco routers or switches. The pin-out may not match other devices as there is no standard for pin connections or levels for RS-232 on RJ45 8 pin modular connectors.