With the new 1.83 inches touch screen and better performance of text and images on the screen, also provides a brand-new visual experience for customers Video calling with a wide-angle camera, easily get kid's moments and talk with kids face to face via mobile anytime & anywhere Specially designed voice chat function on watch and phone's app. Voice message with a friend and in the family group is available. Gives you closer contact with kids 700mAh Li-polymer battery provides a more durable time. Up to 7 days standby time. Kid's 24h safeguard Multiple satellite positioning is easy to find on the map. Real-time multiple position tracking quickly finds the trace via our app Specifications: Body Case: ABS+PC Screen Glass: Semipermeable coating glasses Strap: LSR Capacity: 700mAh Voltage&Current: 3.8 V Maximum Charging Voltage: 5.0 V Standby time: 5-6 days Calling time: 5-6 hours Battery cell: Li-polymer Display Type: IPS Size: 1.83 inches Resolution: 240 * 284 TP type: CTP Mainboard: ASR3603C WiFi: Interal, RX only GPS: Yes/Optional Bluetooth: / SIM card slot: 1 Charger port: Magnetic charger IO port: 2 pin Headphone jack: / WCDMA: B1 B2 B5 B8 GSM: B2 B3 B5 B8 FDD-LTE: B1 B2 B3 B5 B7 B8 B20 Front: 0.3Mpix 4G HD: Support GPS: Support LBS: Support AGPS: Class 12 WiFi: Support MIC: 4.0*1.5 Strong anti-noise microphone Speaker: 0916 High-quality Speaker Hand free: Support Ringtones: Support Phone book: Setting up a maximum of 15 members of your friends or relatives, speed dial available Voice chat: Support Communications: Two-way voice chat, spam blocker, and video chat via app on mobile Voice chat: Group chat is available on different devices (watch+mobile app) Remote Monitor: Reply mode to set out a remote monitor (easily get the voice and background sound) Fence: Several fence settings are available Profiles settings: Setting up profiles of your kid(icon, name, birthday) Notification: Notify when reach or out of safety area, low battery and SOS alarms Devices management: Add 1 more smartwatch device via the application Trace: last 1 month activities trace inquiring available Track playback: Support WIFI+GPS+LBS range: WiFi 3-50m, GPS 3~10m, LBS100~500m Battery Monitor: Notify you of the battery status of the device low battery notification Time synchronization: Auto-syncing with the Internet time after accessing to network Supported OS: Android, iOS