1. Produk Langkungview
The GUCABE K28N Smartwatch is a robust and versatile wearable device designed for active lifestyles. It features comprehensive health monitoring, multiple sports modes, Bluetooth calling capabilities, and smart notifications, all housed in a durable, military-grade waterproof design.

Image 1.1: The GUCABE K28N Smartwatch, featuring a silver bezel and black silicone strap.

Image 1.2: GUCABE Smartwatches in silver and black, highlighting their suitability for outdoor activities.
2. Fitur konci
- Accurate Health Monitoring: Equipped with an updated VC31 dynamic heart rate detection sensor for all-day heart rate monitoring, blood pressure, and SpO2 tracking.
- Pangimeutan Saré: Provides comprehensive analysis of sleep stages (light and deep sleep).
- 13 Modeu Latihan: Tracks steps, distance, and calories across various activities including running, walking, cycling, jumping, basketball, football, and badminton.
- Bluetooth Call & Message Notifications: Supports answering calls and dialing directly from the watch. Receives notifications from SMS, Facebook, WhatsApp, Twitter, Instagram, sareng seueur deui.
- Beungeut arloji anu tiasa disaluyukeun: Over 100 watch faces available, with options to personalize.
- Kontrol Musik: Bluetooth music playback and control directly from the watch.
- Hirup batré anu panjang: 360mAh battery provides 5-7 days of working time or 15-20 days of standby on a 2-hour charge.
- Fitur tambahan: Weather reports, multi-language support, stopwatch, alarm clock, timer, remote camera control, sedentary reminder, female physiological period reminder, and games.
- Daya tahan: IP67 water resistance and military-grade standard design.

Image 2.1: Visual representation of the smartwatch's health and activity tracking features.
3. Parentah Setup
3.1. App Ngundeur tur Instalasi
To fully utilize your GUCABE K28N Smartwatch, you need to download and install the companion application, "Da Fit", dina smartphone Anjeun.
- Milarian pikeun "Da Fit" in the Google Play Store (for Android) or Apple App Store (for iOS).
- Alternatively, scan the QR code provided in the manual or on the product packaging to download the app. You can also visit http://plus.crrepa.com/app-download/mband.
- Install the "Da Fit" app on your smartphone.
3.2. Connecting the Smartwatch
Follow these steps to connect your GUCABE K28N Smartwatch to your smartphone:
- Pastikeun Bluetooth telepon anjeun parantos diaktipkeun.
- Buka aplikasi "Da Fit" dina telepon anjeun.
- In the app, navigate to the device section and tap "ADD A DEVICE".
- The app will search for nearby devices. Select "K28N" from the list to pair.
- Sakali dipasangkeun, jam tangan bakal nyingkronkeun data sareng aplikasi.
3.3. Enabling Bluetooth Dial Call Function
To use the Bluetooth call feature, an additional connection is required:
- On your K28N smartwatch, go to "Settings" and enable the "Phone: On" option.
- Dina telepon pinter anjeun, buka setélan Bluetooth telepon anjeun.
- Find the Bluetooth device named "K28N_XXXX" (where XXXX is a unique identifier) and tap to connect.
- Once connected, your K28N is ready for Bluetooth Dial Calls.

Image 3.1: Visual guide for connecting the smartwatch and enabling Bluetooth call functionality.
4. Parentah Operasi
4.1. Pangimeutan Kaséhatan
The K28N smartwatch continuously monitors various health metrics:
- Laju Jantung: Access the heart rate interface on the watch to view your current heart rate. The app provides historical data and analysis.
- Blood Pressure & SpO2: Navigate to the respective interfaces to take measurements. Ensure the watch is snug on your wrist for accurate readings.
- Nyukcruk saré: Wear the watch to bed for automatic sleep monitoring. The app will display your sleep duration, light sleep, and deep sleep patterns.

Image 4.1: The smartwatch monitoring heart rate and blood pressure during exercise.

Image 4.2: The smartwatch tracking sleep patterns, differentiating between light and deep sleep.
4.2. Olahraga Mode
The K28N offers 13 dedicated sports modes to track your workouts:
- Pilih olahraga nu dipikahoyong ti menu nu lalajo urang.
- The watch will record data such as steps, distance, calories burned, and heart rate during your activity.
- Review detailed activity reports in the "Da Fit" app.

Image 4.3: The smartwatch's interface displaying various sport modes and activity data.
4.3. Bluetooth Calls and Message Notifications
Once connected via Bluetooth, you can manage calls and messages directly from your wrist:
- Nelepon: Use the dial pad on the watch or access your contacts to initiate calls.
- Narima Telepon: Answer or reject incoming calls directly from the watch. The built-in speaker and microphone allow for hands-free communication.
- Bewara Pesen: Receive alerts for SMS, social media apps (Facebook, WhatsApp, etc.), and other notifications. You can view the message content on the watch screen.

Image 4.4: The smartwatch's call interface, showing incoming call details and a dial pad.

Image 4.5: Smartwatch screens showing notifications from popular messaging and social media apps.
4.4. Kontrol Musik
Control your smartphone's music playback directly from your K28N smartwatch:
- Open the music player on your phone.
- Access the music control interface on your watch.
- Anjeun tiasa muterkeun, ngareureuhkeun, ngalangkungan lagu, sareng nyaluyukeun volume.

Image 4.6: The smartwatch's music control screen, allowing playback management.
4.5. Weather Display
View real-time weather forecasts on your watch:
- Ensure your watch is connected to the app and your phone has an active internet connection.
- Navigate to the weather interface on the watch to see current conditions and forecasts.

Image 4.7: The smartwatch displaying weather information, useful for outdoor activities.
4.6. Fungsi séjén
The smartwatch includes several other useful features:
- Jam alarem: Set alarms through the app or directly on the watch.
- Kadali kaméra jauh: Anggo jam tangan anjeun salaku jepret jauh pikeun kaméra telepon anjeun.
- Panginget Sedentary: Kéngingkeun béwara pikeun mindahkeun saatos sababaraha waktos teu aktip.
- Female Physiological Period Reminder: Track and predict menstrual cycles (configured in the app).
- Stopwatch & Timer: Pungsi timing dasar.
- Kaulinan: Ngarasakeun kaulinan basajan dina pigeulang anjeun.
5. Kustomisasi
5.1. Kustomisasi Beungeut Jam Tangan
Pribadoskeun jam tangan pinter anjeun ku sababaraha rupa jam tangan:
- The "Da Fit" app offers over 100 different watch faces to choose from.
- Anjeun ogé tiasa unggah poto anjeun nyalira pikeun ngadamel tampilan jam khusus.
- Access the watch face settings in the app to browse and apply new designs.

Image 5.1: The app interface for selecting and customizing watch faces.
6. Pangropéa
To ensure the longevity and optimal performance of your GUCABE K28N Smartwatch, follow these maintenance guidelines:
- beberesih: Lap layar sareng tali jam tangan sacara rutin nganggo lawon anu lemes sareng garing. Upami diperyogikeun, anggo sakedikamp lawon lajeng garing tuntas. Hindarkeun bahan kimia anu kasar atanapi bahan abrasive.
- Tahan cai: The watch is IP67 water-resistant, meaning it can withstand splashes, rain, and brief immersion in shallow water. However, it is not recommended for swimming, hot showers, or diving. Avoid exposure to hot water or steam.
- Ngecas: Use the provided charging cable. Ensure the charging contacts on the watch and cable are clean and dry before charging. Do not overcharge the device.
- Panyimpenan: Simpen arloji dina tempat anu tiis sareng garing upami henteu dianggo. Hindarkeun suhu anu ekstrim.
- Ngahindarkeun Dampak: While designed to be durable, avoid dropping the watch or subjecting it to strong impacts.
7. Cara ngungkulan
If you encounter issues with your GUCABE K28N Smartwatch, try the following solutions:
- Lalajo teu hurung: Pastikeun arloji dicas pinuh. Sambungkeun ka carjer sahenteuna 30 menit.
- Teu tiasa nyambung ka telepon:
- Pastikeun Bluetooth diaktipkeun dina telepon anjeun.
- Pastikeun aplikasi "Da Fit" jalan sareng gaduh idin anu diperyogikeun.
- Balikan deui telepon anjeun sareng jam tangan pinter.
- Poho alat dina setélan Bluetooth telepon anjeun sarta coba masangkeun deui ngaliwatan aplikasi.
- Data kaséhatan teu akurat: Pastikeun jam tangan dianggo pageuh pisan dina pigeulang anjeun, henteu pageuh teuing atanapi leupas teuing. Hindarkeun gerakan anu kaleuleuwihi nalika ngukur.
- Bewara teu nampi:
- Pariksa idin bewara aplikasi dina telepon anjeun.
- Ensure the watch is connected to the phone.
- Verify that notification alerts are enabled in the "Da Fit" app.
- hirup batré pondok:
- Ngurangan kacaangan layar.
- Pareuman terus ngawaskeun denyut jantung upami henteu diperyogikeun.
- Limit frequent use of power-intensive features like Bluetooth calls.
- Lalajo beku atanapi henteu ngaréspon: Try restarting the watch by pressing and holding the power button, or if available, a soft reset option in the settings.
If problems persist, refer to the "Da Fit" app's help section or contact GUCABE customer support.
8. Spésifikasi
| Fitur | Spésifikasi |
|---|---|
| Nomer modél | K28N |
| merek | GUCABE |
| Sistem operasi | Android Wear (compatible with iOS 9.0+ and Android 4.4+) |
| Ukuran tampilan | 1.32 inci |
| Konektipitas | Bluetooth, GPS |
| Tahan cai | IP67 |
| Kapasitas batré | 360 mAh Litium Polimér |
| Waktu Ngecas | Kira-kira. 2 jam |
| Waktos Gawé | 5-7 poé |
| Waktu sayaga | 15-20 poé |
| Dimensi produk | 27.5 x 6.4 x 3.1 cm |
| Beurat produk | 181 g |
| Fitur husus | Military-grade standard, Bluetooth calls, Built-in speaker, 13 Sport modes, Heart rate monitor, Sleep monitor, Long standby, Weather forecast, Music control, Sedentary reminder, Remote camera, Alarm clock |
9. Garansi jeung Rojongan
Your GUCABE K28N Smartwatch comes with a 12-garansi sasih covering manufacturing defects. This warranty provides for a money-back guarantee or replacement.
For technical support, warranty claims, or any questions regarding your device, please refer to the support section within the "Da Fit" application or contact GUCABE customer service through the retailer where you purchased the product.
