General - Brand: Blackview. - Model: X20. - Size: 45mm. Display - Screen size: 1.43 inch. - Resolution: 466 × 466 pixels. - Dimension (H×W×D): (45.5 × 10.9) mm. - HD Full Touch Screen. - Weight: 49g. - Technology: AMOLED. - Screen material: Glass. Platform - OS: Proprietary lightweight wearable OS. - Processor: ATS3085L. - Internal storage: 128MB Flash. - APP: Da Fit (or compatible app). - Compatibility: Android / iOS. Controls - 2 Side Button. Connectivity features - Bluetooth version: 5.3 BLE Battery - Removable: No. - Capacity: 380mAh. - Charging voltage: 5V. - Charging time: ~3 hours. - Battery life: 5 days. - Standby Time: ≥20 days - Charging: Magnetic charging cable (USB). - Operating temperature: -20ْC - 40 ْC. Function - Bluetooth Calling: Make and receive calls directly from the watch using the built-in microphone and speaker. - Smart Voice Assistant: Supports voice control watch functions such as weather, setting alarms, and playing music. - Smart Notifications: Receive notifications from calls, messages, and apps like WhatsApp and Facebook. - Sleep Monitoring: Analyze sleep patterns (light, deep, and awake) and provide sleep quality reports. - Stress Tracking: Measure stress levels to help you manage your physical condition. - Additional Tools: Alarm, Timer, Stopwatch, Music Control, Camera Control, Simple Games, and Drink Reminders and more. - Supports Multi languages. Activity Tracking - Multiple Sports Modes: Over 100 sports modes such as running, walking, swimming, cycling, yoga, basketball, and climbing. - Accurate Tracking: Record steps, distance, calories, and heart rate during exercise. Watch & Band - Material: - Watch: Up (Zinc alloy) / Bottom (Plastic). - Two Band: Silicone / Nylon. - Band Changes: Yes. - Color (Watch & Band): Black & Black. - Water Splash-Resistant. In the Box - Blackview X20 Smart Watch - Two Band - Magnetic charging cable (USB) - User Manual