Apple Push notification without a SIM card

Question

Just to make sure: Apple's Push Notiffication Service is supposed to be able to send a push notification to a device that has no SIM card as long as its somehow connected to the internet - right ?

Answer 1

Yeah it'll work, just device needs to get registered somehow, if your WebService needs such thing !

Telling you Coz, I put a mobile number as a unique ID at server side.