Apple "detachable wireless listening device" won the new technology patents

Apple "detachable wireless listening device" won the new technology patents, patent number 9, 277, 309. March 1, the US Patent and Trademark Office (USPTO) granted this new technology patent Apple.

It is reported that the patented technology allows a headset through the traditional cable to receive audio signals, but also supports Bluetooth or other wireless protocols seamless connection.

Apple showed off a headset based on the technology in a patent document. From the design point of view, there seems no difference with the traditional headphones, but also two ear plugs connected to the playback device via cable. But in fact, this headset uses two separate cables: one for connecting two earbuds and the other for connecting to a playback device.

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