> Cable Speed Packs: Available to Cable serviceable customers only. Upgrades to Optus' fastest DOCSIS 3.0 internet service which increases download speeds for Australian-hosted content. Actual download speed can be affected by factors such as your equipment and LAN performance, settings, hardware, software, internet activity, location of content accessed and congestion. WiFi connection may not be as fast as wired device. Only Optus-supplied DOCSIS 3.0-compliant EMTAs will be supported. Computer must meet minimum system requirements and may need network settings optimised.