Micro SATA Cables Mini HDMI to HDMI Cable, Black Shipping, arrives in 3+ days DP to HDMI Cable 6FT Gold Plated DisplayPort Display Port to HDMI Cable 1080p Full HD for PCs to HDTV, Monitor, Projector with HDMI Port Best seller Add $8.45current price $8.45DP to HDMI Cable 6FT...
Not specific to an A31 but I have bought several cables for my tab A7 which have usb-c at one end and something else at the other e.g. ethernet port, standard usb-a. Note you might have to look out for something which has several connections including a usb-c port which allows char...