IPod Touch connector, called "Lightning", which replaces the 30-pin dock connector on older iPhone, iPad and iPod models. The Apple Lightning connector has eight pins and all the signaling is digital. This new connector is smaller than the previous one allowing for a slimmer form factor. Apple Lightning cables have duplicate pins on both sides of the plug, this makes the plug reversible. Various accessories are available to connect the Apple Lightning connector to the older 30-pin dock connector or USB, although not all old accessories will work, because the lightning connector cannot handle analog signals. , there are six types of
IPhone accessories for phone calls and voice control of certain devices. Users can adjust volume, control music and video playback (play/pause and next/previous,) and record voice memos on supported iPod and iPhone models and Mac computers. There have been many reports of moisture problems with the remote/mic earbuds. The original iPhone and iPhone 3G came with the iPhone Stereo Headset, a push-button and microphone on the right side of the headphones (there is no volume control, and only limited control of calls). A series of docks released for the iPhone 5, 5s, and 5c, were announced and released on September 10, 2013.