It appears to be missing an FCC logo, serial number, and IMEI number:

The seller added:

From what I know it runs a debugging OS called SwitchBoard and features a red lightning dock port with a serial number of C39NW00KG876.

According to 9to5Mac, SwitchBoard, a type of internal Apple software, is much easier to hack than stock iOS, and devices with it installed fetch insanely high prices .

Indeed, there s a good chance this one will go higher: In 2014, another alleged prototype was on the market for $86,000 £59,000 .

However, it turns out that it wasn t a real prototype, just an unfinished phone.

Similarly, this latest prototype may not even be a prototype at all, although Apple will want probably to sniff around anyway.

Update 2: We re now up to $40,100 £27,480 .

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