Introduction
The Effeokki D12 Smartwatch is a 2-in-1 device featuring a smartwatch and integrated clip-on TWS earbuds. This manual provides instructions for setting up, operating, and maintaining your device to ensure optimal performance and longevity.

Image: The Effeokki D12 Smartwatch displaying various features including music controls, NFC guidelines, and activity tracking, with the clip-on earbuds visible.
What's in the Box
Please check the package contents upon unboxing:
- Effeokki D12 Smartwatch with Clip-On Earbuds
- Charging Cable
- User Manual
- Watch Band
Setup
1. Initial Charging
Before first use, fully charge both the smartwatch and the integrated earbuds. Connect the charging cable to the smartwatch's charging port and a USB power source. The earbuds will charge automatically when placed in their magnetic dock on the watch.
2. Powering On
Press and hold the side button on the smartwatch until the screen illuminates.
3. App Installation and Pairing
- Scan the QR code in the included quick start guide or search for the companion app (e.g., 'Facelink' or similar as indicated in the manual) on your smartphone's app store (Android or iOS).
- Install and open the app. Follow the on-screen instructions to create an account and set up your profile.
- Enable Bluetooth on your smartphone.
- Within the app, search for your Effeokki D12 device and select it to initiate pairing. Confirm the pairing request on both your phone and the smartwatch.
4. Earbud Pairing
The earbuds are typically pre-paired with the smartwatch. To use them with your phone directly, remove them from the watch, go to your phone's Bluetooth settings, and select the earbud device name (e.g., 'Effeokki Earbuds') to pair.

Image: The Effeokki D12 Smartwatch displaying its main interface with the clip-on earbuds securely docked.
Operating the Smartwatch
1. Basic Navigation
- Touchscreen: Swipe left, right, up, or down to navigate through menus and features. Tap to select.
- Side Button: Press to return to the home screen or wake the device. Long press for power options.
2. Customizing Watch Faces
From the home screen, long-press the display to access watch face options. Swipe left or right to browse available watch faces and tap to select your preferred style. Additional watch faces may be available through the companion app.

Image: The Effeokki D12 Smartwatch displaying a vibrant, customizable watch face with time, date, and health metrics.
3. Notifications
Once paired with your smartphone, the smartwatch will display real-time notifications for calls, messages, and selected applications. Manage notification settings within the companion app.
4. Music Control
Control music playback on your connected smartphone directly from the smartwatch. Functions include play, pause, skip track, and volume adjustment.

Image: The Effeokki D12 Smartwatch screen displaying music playback controls, including play/pause and track navigation.
5. NFC Functionality
The smartwatch supports NFC for specific functions. Refer to the companion app for details on how to set up and use NFC features, such as access control or payment (if supported by your region and service provider). Note that only IC card access systems are supported.
Operating the Earbuds
1. Earbud Integration
The earbuds are designed to clip securely onto the smartwatch for convenient storage and charging. Simply remove them from the watch when you wish to use them.

Image: The Effeokki D12 Smartwatch with its integrated earbuds removed and shown in a user's ear, highlighting the 2-in-1 design.
2. Earbud Touch Controls
The earbuds feature touch-sensitive areas for control:
- Click: Music Pause and Music Play
- Double Click: Next music, Answering and ending calls
- Triple Strike: Turn on the voice assistant
- Long Press (device powered on): Increase volume
- Long Press (device powered off): Power on

Image: A detailed diagram illustrating the touch control functions for the Effeokki D12 earbuds, showing single, double, triple click, and long press actions.
3. Earbud Charging
When placed in the smartwatch's magnetic dock, the earbuds will automatically charge. The smartwatch's battery can provide 2-3 full charges for the earbuds.
Fitness Tracking
The Effeokki D12 Smartwatch offers comprehensive fitness and health monitoring features:
1. Multiple Sports Modes
Track various indoor and outdoor activities with dedicated modes, including:
- Walking
- Running
- Cycling
- Yoga
- Basketball
- Football
- Mountaineering
- Push-ups
- Plank ups
- Indoor Biking
The watch records steps, distance, calories burned, and workout time. Activate the desired sport mode on the watch to begin tracking.

Image: The Effeokki D12 Smartwatch showing various fitness tracking metrics and sports mode options, alongside images of individuals engaging in physical activity.
2. Health Monitoring
The device provides real-time monitoring for:
- Heart Rate: Continuous heart rate tracking.
- Sleep Monitoring: Analyzes sleep patterns and quality.
Additionally, the smartwatch offers timely reminders for hydration, sedentary breaks, and breathing training to support overall well-being. Data can be viewed in detail within the companion app.
Maintenance
1. Cleaning
- Smartwatch: Wipe the screen and body with a soft, damp, lint-free cloth. Avoid harsh chemicals or abrasive materials.
- Earbuds: Gently clean the earbud tips and surfaces with a dry, soft cloth. Ensure no moisture enters the speaker grilles.
- Charging Contacts: Periodically clean the charging contacts on both the watch and cable with a dry cotton swab to ensure efficient charging.
2. Battery Care
- Avoid fully discharging the battery frequently.
- Store the device in a cool, dry place if not used for extended periods.
3. Water Resistance
Important: This device is Not Water Resistant. Avoid exposure to water, including showering, swimming, or heavy rain, as this may cause damage not covered by warranty.
Troubleshooting
1. Device Not Powering On
- Ensure the device is fully charged. Connect it to the charging cable and a power source for at least 30 minutes.
- Try pressing and holding the side button for 10-15 seconds to force a restart.
2. Unable to Pair with Smartphone
- Ensure Bluetooth is enabled on your smartphone and the smartwatch is discoverable.
- Make sure the smartwatch is within close proximity to your phone.
- Restart both your smartphone and the smartwatch.
- Clear any previous pairing records for the device on your phone's Bluetooth settings and try pairing again through the companion app.
3. Earbuds Not Charging or Connecting
- Ensure the earbuds are correctly seated in their magnetic dock on the smartwatch.
- Check that the smartwatch itself has sufficient battery charge.
- Clean the charging contacts on both the earbuds and the dock with a dry cotton swab.
- If connecting to a phone, ensure they are removed from the watch and in pairing mode.
4. Inaccurate Fitness Data
- Ensure the smartwatch is worn snugly on your wrist, but not too tight.
- Verify that your personal information (height, weight, age) is accurately entered in the companion app.
- For GPS-dependent activities, ensure your smartphone's GPS is active and connected to the watch.
Specifications
| Model Name | D12 |
| Operating System | Facelink |
| Screen Size | 2.01 Inches |
| Display Type | LCD |
| Memory Storage Capacity | 128 MB |
| Battery Capacity | 230 Milliamp Hours |
| Battery Average Life | 3 days |
| Battery Charge Time | 2 Hours |
| Connectivity Technology | Bluetooth |
| Wireless Communication Standard | Bluetooth |
| Compatible Devices | Smartphone (Android Devices, iOS Devices) |
| Band Material Type | Silicone |
| Water Resistance Level | Not Water Resistant |
| GPS | GPS Via Smartphone |

Image: A diagram illustrating the physical dimensions of the Effeokki D12 Smartwatch, including screen size and band length.
Warranty Information
The Effeokki D12 Smartwatch comes with a 1 month warranty from the date of purchase. This warranty covers manufacturing defects under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or failure to follow the instructions in this manual, including water damage due to the device not being water resistant.
Support
For further assistance, please refer to the official Effeokki website or contact customer support through the channels provided with your purchase documentation. Ensure you have your model number (D12) and proof of purchase ready when seeking support.