The controller connects to the PS3 wirelessly via a USB dongle. They connect to the PS2 or PS3 system via a USB dongle. USB can provide connectivity to a WiMAX network through a dongle. The PlayStation 3 version of the controller connects wirelessly via a USB dongle. The headphones had a wireless Bluetooth connection and came with a small Bluetooth dongle. A typical CCID is a USB dongle and may contain a SIM. A portable WiFi dongle could also be purchased, dubbed "Mobile WiFi". The 12-month plans came with a USB modem (or dongle) for free. Downloadable feature upgrades for the magicJack USB dongle are available from third-party software companies. The Chromebit is an HDMI dongle running Chrome OS. Similar cracks are available for software that requires a hardware dongle. Wired internet subscribers with superior plans also receive a free 3G internet dongle and service. The chip can be programmed with a dongle connected to the parallel port. Most plug-ins employ some form of copy protection, notably the PACE iLok dongle. Sony later accidentally retweeted an older dongle key through its fictional Kevin Butler character.