According to latest reports, Apple is introducing a new connector for iPhone and some other Apple devices.
Accessories Manufacturers certified for Apple’s has a new option for providing the new gadget called (Ultra Accessory Connector) UAC. The manufacturers can make USB to UAC, Lightning to UAC or 3.5mm headset jacks to UAC. The Ultra Accessory Connector would provide compatibility for different connectors that are used in Apple devices.
The connector is not new, its has already used by Mitsumi Electric (who calls it the Ultra Mini Connector) and Nikon (UC-E6). The micro version of USB is slightly thinner and half as wide as a Lightning connector for iOS devices and the USB-C connector in Macs.
measures as 2.05 mm by 4.85 mm, with eight pins.
Apple told ArsTechnica that the new Ultra Accessory Connector has been added at the request of accessory manufacturers, and it wasn’t its own initiative. therefore its expected that it will not be used in some Apple products. Apple further clarifies that it has no intention to replace the existing connectors with the UAC, as its only introduced by specific request.