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| Real-Time Activity Tracking | -Band allows you to monitor your activity like running | 
| Feature | biking or walking in real time. You can check your exercise duration | 
| Feature | pace | 
| Feature | heart rate and speed on the go. | 
| Instant Notifications? | - Now view incoming call and app notifications at a glance. You can also reject calls directly from the M4 Band. It also displays SMS | 
| Feature | |
| Feature | Instagram and other messages. | 
| Monitor Sleep Quality? | -Accurately records information about your sleep quality every night | 
| Feature | including data on deep and light sleep so that you can adjust your sleeping habits accordingly. | 
| Large OLED Touch Screen | -Band comes with a larger and clearer 0.78 inch OLED touch screen allowing you to do and view more. | 
| Blood Pressure & Heart Rate & Blood Oxygen Measurement & Sleep Monitoring | Tracks real-time heart rate automatically & continuously and automatically tracks your sleep duration & consistency with comprehensive analysis of sleep quality data | 
| Feature | high-performance CPU to monitor blood pressure & blood oxygen |