| key specs |
| Strap Colour | Grey | Black |
| Display Size | 36mm | - |
| Strap Material | Stainless Steel | Silicone |
| Dial Shape | Round | Square |
| Display Type | AMOLED | AMOLED |
| Ideal For | Men | Men |
| Compatible OS | - | Android & iOS |
| general |
| Brand | Fastrack | Fire-Boltt |
| Model | Revoltt FR2 Pro | Brillia |
| Model Number | 38156QM01 | BSW215 |
| Model Name | Revoltt FR2 Pro | Brillia |
| Dial Shape | Round | Square |
| Strap Colour | Grey | Black |
| Strap Material | Stainless Steel | Silicone |
| Touchscreen | Yes | Yes |
| Water Resistant | Yes | Yes |
| Water Resistance Depth | 1.5 m | 1 m |
| Usage | Fitness & Outdoor | Fitness & Outdoor |
| Ideal For | Men | Men |
| Dial Colour | - | Black |
| dimensions |
| Weight (g) | 117.00 | 60.00 |
| Width | - | 39 |
| Height | - | 9.6 |
| Thickness | - | 9.6 |
| product details |
| Sensor | Accelerometer | Sedentary Alert, Blood pressure /Oxygen, Sport Modes, Sleep Monitoring, 3-Axis Sensor, SC7A20 |
| Notification | Call Notifications , Call Answer & Reject, Call Mute, Social Media Notifications, SMS Notifictaions, Other App Notification | Call, SMS, Whatsapp, Facebook, Twiter, Other Social Apps, Sedentary Reminder, Goal Completion |
| Notification Type | Ring, Vibration | Vibrate |
| Battery Type | Lithium Polymer | Lithium Ion |
| Battery Life | 5 Day | Without Bluetooth Calling Function 6 Days With Bluetooth Calling Function 2 Days | 15 Days Standby Mode |
| Charge Time | 120 min | 180 min |
| Charger Type | Pogo Pin Charging Cable | USB Cable |
| Rechargeable Battery | Yes | Yes |
| Closure | - | Buckle |
| Compatible Device | - | All Android & iOs compatible devices |
| Stand By Time | - | 720 Hrs |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Yes | Yes |
| Bluetooth Version | V5.3 | v5.2 |
| Messaging Support | Yes | - |
| Operating Range | 10 m | 10 m |
| Call Features | Call Answer, Call Reject, Call Mute, Call Notifications, Quick Replies (Android) | Reject Calls, Take Calls |
| Wi-Fi | - | No |
| GPS | - | No |
| Email Support | - | No |
| platform and storage features |
| RAM | 128MB | - |
| Compatible Operating System | - | Android & iOS |
| camera and display features |
| Display Resolution | 466x466 Pixel | 240x296pixels |
| Display Size | 36mm | - |
| Display Type | AMOLED | AMOLED |
| Backlight Display | - | No |
| Scratch Resistant | - | Yes |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | No | No |
| Calendar | Yes | No |
| Alarm Clock | Yes | Yes |
| Language | English | - |
| Other Watch Functions | Calculator, AI Voice Assistant, One Click Measurement with 24x7 HRM, Auto Stress Monitor, SpO2 and Sleep Monitor with REM, Music and Camera Control, Built-In Games, Alarm, Stopwatch and Timer,Functional Crown | - |
| Chronograph | - | No |
| Number of Buttons | - | 2 |
| audio and video features |
| Speaker | Yes | - |
| Microphone | Yes | Yes |
| Voice Control | Yes | Yes |