You can create your own cell phones forum image signature based on your own cell phones history (showcase). It's plain easy and free!
Forum signature formats
You can choose your cellphones forum signature image from different available formats. At the moment there are two formats available.
Below the phones there are numbers that represents years when the user owned that particular device.
The color of the numbers represents the status of the phone, still owned means a black color, silver means that the device is gone.
With the extended signature you can express more than just acquisitions years. The color lines are the ratings of the user for each mobile device (if he/she rated).
Your signature will be even more distinctive with different info extracted right from your showcase.
Please note that you can use multiple formats. For example you can select "Standard" signature for forum X and "Extended" signature for forum Y.