What is the difference between SIM slot 1 and 2?

SIM slot : rGalaxyWatch sm slot Cisco SM Slot Divider Guide for 2900 Social Sharing - Facebook Social Sharing - Twitter Social Sharing sms slot SIM card int, getSimState Returns a constant indicating the state of the device SIM card in a logical slot String · getSubscriberId() Returns

smal slot Solved: Hello I am asking about hot to connect to internet using sim card slot i found some notes in product specification which tells it's