Hello April, to use the call or text features over Bluetooth, the watch must be connected to a phone through Bluetooth and the Galaxy Wearable app. The watch cannot be connected remotely over Wi-Fi only. Please follow this link https://www.samsung.com/us/mobile/wearables/smartwatches/galaxy-watch-active-40mm-silver-bluetooth-sm-r500nzsaxar/?redir=SM-R500NZSAXAR for further specifications on the device. Thank you for your interest in products of the Samsung brand. ^Elizabeth