General - Brand: Blackview. - Model: R50. - Size: 44mm. Display - Screen size: 1.85 inch. - Resolution: 320 × 386 pixels. - Dimension (H×W×D): (44.46 × 37 × 12.55) mm. - HD Full Touch Screen. - Weight: 26.5g. - Technology: TFT-LCD. - Screen material: Glass. Platform - OS: Proprietary lightweight wearable OS. - Processor: Realtek RTL8763EWE. - Internal storage: 128MB Flash. - APP: Da Fit (or compatible app). - Compatibility: Android / iOS. Controls - 1 Side Button. Connectivity features - Bluetooth version: 5.3 BLE Battery - Removable: No. - Capacity: 350mAh. - Charging voltage: 5V. - Charging Time: 3 hours. - Battery Life: 5 days. - Standby Time: Up to ~20 - 25 days. - Charging: Magnetic charging cable (USB). - Operating temperature: -20ْC - 70 ْ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: Black. - Band: Black. - Water Splash-Resistant. In the Box - Blackview R50 Smart Watch - Two Band - Magnetic charging cable (USB) - User Manual