| key specs |
| Strap Colour | Black, Silver, Gold, Active Black, Brown | Statement Black, Vintage Brown, Forest Green, Jet Black, Fiery Orange, and Classic Black |
| Display Size | 36mm | 36mm |
| Compatible OS | Android, iOS | - |
| Strap Material | Stainless Steel | Leather |
| Dial Shape | Round | Round |
| Display Type | - | AMOLED |
| general |
| Brand | Fire-Boltt | Noise |
| Model | Ultimate | Halo Smartwatch |
| Release date | June 19, 2023 | February 25, 2023 |
| Model Number | BSW158 | - |
| Model Name | Ultimate | Halo |
| Dial Colour | Black | Black |
| Dial Shape | Round | Round |
| Strap Colour | Black, Silver, Gold, Active Black, Brown | Statement Black, Vintage Brown, Forest Green, Jet Black, Fiery Orange, and Classic Black |
| Strap Material | Stainless Steel | Leather |
| Touchscreen | Yes | Yes |
| Water Resistant | IP68 | IP68 |
| Dial Material | - | Metal |
| dimensions |
| Width | 46.6mm | - |
| Height | 50.6mm | - |
| Thickness | 10.4mm | - |
| Diameter | 35.3mm | - |
| Weight (g) | 80.00 | - |
| product details |
| Sensor | SPO2, Heart Rate Tracking, women health tracker | Accelerometer, SpO2 sensor, Heart Rate tracker |
| Compatible Device | Android, iOS | - |
| Notification | Yes | Yes |
| Notification Type | Calls, Sms, Whatsapp and Social Media | - |
| Battery Type | Lithium Ion | - |
| Battery Life | 7 days | 7 days |
| Charge Time | 2 hours | - |
| Stand By Time | 20 days | - |
| Rechargeable Battery | Yes | Yes |
| Talk time | - | 1 days |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Bluetooth | Bluetooth |
| Bluetooth Version | Bluetooth 5.0 | - |
| platform and storage features |
| Compatible Operating System | Android, iOS | - |
| camera and display features |
| Display Resolution | 240 x 240 pixels | 466x466 pixels |
| Display Size | 36mm | 36mm |
| Display Type | - | AMOLED |
| Other Display Features | - | Always-on Display |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Calendar | Yes | - |
| Alarm Clock | Yes | Yes |
| Number of Buttons | 2 | 2 |
| Other Fitness Features | Activity Tracker, 123 Sports Mode Tracking, Sedentary Reminder, Sleep Monitor, Women health tracker | Activity tracker, multiple sports mode tracking |
| Other Watch Functions | Music Control, Remote Camera Control, Alarm, Timer, Stopwatch, Weather Forecast, Support For Multiple Watch Faces, A Rotating Crown Button | Alarm Clock, Bluetooth Calling, IP68 Rating, Notifications, Phone Call, |
| Date & Time Display | - | Yes |