Need to install drivers
-Color: Like the picture shown
-Quantity: 1 pc
-Temperature Range: -40° to +85°
-Baud rates: 300 bps to 1.5 Mbps
-Size: 45 x 19 x 5 mm / 1.77" x 0.74" x 0.19" (LxWxH)
-Pins length: 7 mm / 0.27"
-Cable length: 20.5 cm / 8.07"

Features:
-Stable and reliable chipset CP2102
-USB specification 2.0 compliant with full-speed 12 Mbps.
-Standard USB type A male and TTL 5-pin connector. 5 pins for 3.3V, TXD, RXD, GND & 5V
-640-byte receive buffer; 640-byte transmit buffer.
-All handshaking and modem interface signals.
-USB suspend states supported via SUSPEND pins.
-Hardware or X-On/X-Off handshaking supported.
-Event character support. Line break transmission.
-Supports Windows 98SE, 2003, XP, Vista, Windows 7, Mac OSX, Linux 2.6.x and 2.4.36

The cable is 5-pin.