Built-in voice assistant: Not Bluetooth compatible Version 5.3: Measured metrics Activity Tracked by Heart Rate Monitor: Steps Monitor Water-resistant Grade: Not Water-resistant Available SIM Card: No GPS: No Multiple Dials Mode of Network: None Capacity of Battery: 220–300 mAh No rear camera RAM: less than 128 MB ROM: less than 128 MB System: Nothing Type: Handheld Compatibility: Every English is the compatible language. Passometer function