A:AnswerYes. The USB is not the typical mini (on the camera-side), but if you have the cable, any standard USB charging source will work (e.g., such as your phone might use, or as available in many cars). It does not have a high power draw, either, so any USB port should do.
A:AnswerHi JSP1, Sony's commitment to customer satisfaction is our top priority. The camera is compatible with SD memory card/SDHC memory card/SDXC memory card. Thank you so much for your question. And thank you for choosing Sony. - Pakorn (Sony Social Support)
A:AnswerHi there, the link below will show you the list of compatible memory sticks for DSC-W800. https://docs.sony.com/release//ms_camera_compatibility.pdf . -Jen
A:AnswerBasic entry level point&shoot unit.
Don't believe there's any external trigger/shutter port... No. Those tend to only come on prosumer or DSLRs, I think? Even then, not necessarily with 100% regularity.