This CPO® branded High Quality FireWire Connection Cable is used to connect devices such as Apple MAC’s. The 9 Pin Connector is the the one commonly found on the newer Macbook Pro Devices and is capable of the fastest data transfer speeds – 800Mbps. This cable will enable you to connect devices that carry the 4 Pin Connection Type to the Macbook or similar. You can achieve data transfer speeds of upto 100 Mbps with this cable, which is the 4 Pin Connectors limitations. The Small 4 Pin Connector is the FireWire version found on a vast array of portable devices such as SmartPhones, Tablets, PDA’s etc.