| key specs |
| Strap Colour |
Black, Blue, Gold, Red, Silver |
- |
| Strap Material |
Silicone |
Silicone |
| Dial Shape |
Square |
Rectangle |
| Ideal For |
Unisex |
Unisex |
| general |
| Brand |
Fire-Boltt |
Fire-Boltt |
| Model |
Ninja Call 2 |
Ring |
| Release date |
March 1, 2022 |
July 9, 2021 |
| Model Name |
Fire-Boltt Ninja Call 2 |
Ring |
| Dial Colour |
Black |
Beige, Black, Blue, Gray, Red |
| Dial Shape |
Square |
Rectangle |
| Strap Colour |
Black, Blue, Gold, Red, Silver |
- |
| Strap Material |
Silicone |
Silicone |
| Size |
Regular |
Regular |
| Touchscreen |
Yes |
Yes |
| Water Resistant |
Yes |
- |
| Usage |
Fitness & Outdoor |
- |
| Ideal For |
Unisex |
Unisex |
| Interchangeable Strap |
- |
Yes |
| Dial Material |
- |
Metal |
| product details |
| Sensor |
SpO2 Monitoring, Heart Rate Monitor, Optical Heart Rate Sensor |
- |
| Compatible Device |
Android, iOS |
- |
| Notification |
Call, Text, Social Media |
Yes |
| Battery Life |
10 Days |
8 days |
| Rechargeable Battery |
Yes |
Yes |
| Battery Type |
- |
Lithium Ion |
| connectivity features |
| Call Function |
Yes |
Yes |
| Bluetooth |
Yes |
Yes |
| Bluetooth Version |
5 |
- |
| Call Features |
calling |
Yes |
| Other Connectivity Features |
Smart notifications |
- |
| Wi-Fi |
- |
No |
| GPS |
- |
No |
| Messaging |
- |
Yes |
| Email |
- |
No |
| Operating Range |
- |
10m |
| camera and display features |
| Display Resolution |
240x288 |
- |
| Other Display Features |
Touch Screen |
- |
| fitness and watch functions |
| Step Count |
Yes |
Yes |
| Heart Rate Monitor |
Yes |
Yes |
| Alarm Clock |
Yes |
Yes |
| Date & Time Display |
Yes |
Yes |
| Language |
English |
- |
| Number of Buttons |
1 |
1 |
| Other Fitness Features |
Meditative breathing, sleep tracking, drink water reminders |
SPO2, Heart Rate Tracking, Sports Data Analysis, Sleep Tracking, Step Count, Calorie Count, Distance Measurement, Multi-Sports Mode |
| Other Watch Functions |
Stopwatch, sedentary reminders |
- |
| Calorie Count |
- |
Yes |
| Altimeter |
- |
No |
| Calendar |
- |
Yes |
| Chronograph |
- |
No |
| audio and video features |
| Other Multimedia Features |
Music control |
- |
| Speaker |
- |
Yes |
| Microphone |
- |
Yes |
| Voice Control |
- |
Yes |
| dimensions |
| Width |
- |
44 |
| Height |
- |
38 |
| Thickness |
- |
13.7 |
| Weight (g) |
- |
57.00 |
