What about this (ahem) handheld ?

http://www.ebay.com/itm/201674537387

At this price, it's almost a steal and better be quick because there's already 3 potential buyers that are watching.

The chip inside is an AMI C2567:

http://4.bp.blogspot.com/-tylVXUFEcEc/VpPX231CW3I/AAAAAAAAAm8/TBtoR3rfzQY/s1600/20160111_083801.jpg

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