I think I've seen both eg the more typical 5 pin on most Cameras MP3 players etc and then the 4 pin that comes on the Pentax Optio S4 for example.

Is that it for 5-pin bowling? Meconi says the closure of Playdium means an end of an era, but not necessarily the end for five-pin bowling long term in Windsor. "I do have an arrangement with a couple ...