SIM Card Slot. Android 8.1. Heart Rate Monitor,Blood Oxygen Monitor,Sleep Monitor,Blood Pressure Monitor. SIM card type: SIM card (small card Nano SIM card). SIM Card Available. Network type: single SIM card.
Android Smart Watch GPS 4G RAM/64G ROM HD Dual Camera NFC SIM Card WIFI Wireless
Android Smart Watch GPS 4G RAM/32G ROM HD 200W Camera NFC SIM Card WIFI Wireless
