| key specs |
| Strap Colour | Green, Blue, and Rose Gold | Black |
| Compatible OS | Android, iOS | - |
| Strap Material | Stainless Steel | Silicone |
| Dial Shape | Round | Square |
| Ideal For | Women | Unisex |
| Display Size | - | 44mm |
| Display Type | - | TFT LED |
| general |
| Brand | Fire-Boltt | Fire-Boltt |
| Model | Emerald | Tornado Calling |
| Release date | August 9, 2023 | May 19, 2022 |
| Model Number | BSW066 | BSW035 |
| Model Name | Fire-Boltt Emerald | Tornado Calling |
| Dial Shape | Round | Square |
| Strap Colour | Green, Blue, and Rose Gold | Black |
| Strap Material | Stainless Steel | Silicone |
| Size | Regular | Regular |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | IP68 | Yes |
| Ideal For | Women | Unisex |
| Dial Colour | - | Black |
| Touchscreen | - | Yes |
| Water Resistance Depth | - | 1m |
| Dial Material | - | Zinc Alloy |
| dimensions |
| Width | 10cm | 34 |
| Height | 8.5cm | 39 |
| Thickness | 6.5cm | 9.8 |
| Weight (g) | 60.00 | 37.00 |
| Diameter | - | 43 |
| product details |
| Sensor | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker | SpO2, Heart Rate Sensor, Accelerometer, Barometer |
| Compatible Device | Android, iOS | Android phones |
| Notification | Yes | Call, SMS, WhatsApp, Facebook, Twiter, Other Social Apps, Sedentary Reminder, Goal Completion |
| Notification Type | Smart Notification | Vibration, Ringer |
| Talk time | 5 days | - |
| Battery Type | Lithium Ion | Lithium Ion |
| Charge Time | 2 hours | 120 min |
| Rechargeable Battery | Yes | Yes |
| Closure | - | Buckle |
| Battery Life | - | 15 Days |
| Charger Type | - | USB Cable With Metallic Charging Points |
| Stand By Time | - | 360 Hours |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Bluetooth | Yes |
| Wi-Fi | Yes | - |
| Bluetooth Version | - | 5.0 |
| Email Support | - | Yes |
| Operating Range | - | 10m |
| Third Party App Support | - | Limited Support |
| Call Features | - | Reject Calls, Take Calls, Speed Dial, Save Contacts, Call History, Can talk with inbuilt mic and speaker |
| platform and storage features |
| Compatible Operating System | Android, iOS | - |
| camera and display features |
| Display Resolution | 160x80 | 320x380 |
| Display Size | - | 44mm |
| Display Type | - | TFT LED |
| Backlight Display | - | No |
| Scratch Resistant | - | Yes |
| fitness and watch functions |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | - |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Number of Buttons | 1 | 1 |
| Other Fitness Features | 100+ Sports Mode Tracking, Activity Tracker, Breathe, SpO2, Heart Rate Tracking, Multisport Tracker, Pedometer, Calorie Tracker, Daily Workout Memory, Distance Tracker | - |
| Other Watch Functions | In Built Mic & Speaker, Accelerometer, Alarm Clock, Music Player, Notifications, Camera, Sedentary Reminder | - |
| Step Count | - | Yes |
| Calorie Count | - | Yes |
| Chronograph | - | Yes |
| Language | - | English |
| audio and video features |
| Speaker | Yes | Yes |
| Microphone | Yes | Yes |
| Voice Control | - | Yes |