Product parameters: Product: imoo Watch Phone Z1. Battery: Lithium polymer battery 3.85V 740mAh Camera: 2 MP. Charging input: DC 5V 1200mA Operating temperature: 0°C to 35°C. Operating humidity: non-condensing 15-93% Network frequency bands: 2G GSM 900/1800 MHz. 3G WCDMA B1/B5/B8. 4G FDD-LTE B1/B3/B5/B8/B20. 4G TDD-LTE B38/B39/B40/B41. You can communicate with your child face-to-face at any time via video call. HD video calls give you more security, while intelligent fitness tracking records your child's physical activity. Class mode can be activated in the app so your child can focus on learning at school without being interrupted by accidental interference. The unknown caller protection feature blocks unknown callers and protects your child from unwanted contacts. With imoo Watch Phone, children can choose friends and communicate with them to gain valuable social experience. An SOS emergency contact can be triggered by drawing a C on the watch display. Up to five watches can be linked to the parent app. Frequently Asked Questions: Q: How can I set the watch to reject calls from unknown numbers? A: Open the imoo app, go to More, then select Reject unknown calls. Also check that there is no additional 0 or no space between the phone number and the area code in contacts. Q: Why does the watch work normally via Wi-Fi, but not via mobile data? A: The SIM card installed may not be compatible with the watch. Try adding APN parameters. If that doesn't help, contact your carrier or customer support. Q:Does it work with a prepaid SIM card (without contract)? A: Yes Q: Can messages be sent to a friend who does not have an imoo watch or app? A: The app is required for messaging. Children can call any phone number if allowed, but video calls are only possible via the imoo app. Q: Does the child need a mobile phone for connectivity? A: No - just insert a SIM card directly into the watch. Q: How many watches can parents connect to the app? A: Up to five watches.


