My 4yo son has to have a phone to control his medical devices, we use a Kin Kong mini 3, which is pretty good. It has a few draw backs, but it being a bit more

My 4yo son has to have a phone to control his medical devices, we use a Kin Kong mini 3, which is pretty good. It has a few draw backs, but it being a bit more rugged than the jelly phone is useful.