Introdución
The Netum R Series Mini Ring Bluetooth Finger Barcode Scanner (Model NT-R2) is a portable, wearable 1D/2D barcode reader designed for various applications such as logistics, retail, libraries, and hospitals. Its compact size and ergonomic design allow for comfortable, hands-free operation, enhancing efficiency in scanning tasks.
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Figure 1: Netum R Series Mini Ring Barcode Scanner

Figure 2: Product dimensions showing approximate measurements of 5.1cm width, 3.5cm height, and 5cm depth.
Configuración
1. Carga do escáner
The scanner is equipped with a 360mAh lithium battery. Before initial use, fully charge the device. A full charge typically takes 3-4 hours and allows for approximately 6000 continuous scans.

Figure 3: Battery capacity (360mAh) and continuous scan capability.
2. Wearing the Scanner
The NT-R2 is designed to be worn on your finger, allowing for comfortable and hands-free operation. The humanized design ensures ease of use for extended periods without fatigue. It can be worn on either the left or right hand.

Figure 4: Scanner worn on finger for ergonomic operation.
3. Conectividade
The scanner supports both USB and Bluetooth connectivity.
- Conexión Bluetooth: Pair the scanner with your PC, phone, or tablet via Bluetooth. A Bluetooth receiver dongle (CSR 4.0) is typically included for PC connections.
- Conexión USB: Connect the scanner directly to your device using a USB cable.

Figure 5: Bluetooth connectivity with included USB dongle.

Figure 6: The scanner can connect to PCs (Windows) and mobile devices (phones/pads).
Instrucións de funcionamento
1. Acendido/apagado
Locate the power switch on the device to turn it on or off.
2. Escaneado de códigos de barras
To scan a barcode, gently press the high-performance button on the side of the scanner. The scanner features a high-quality scan lens for fast, sensitive, and accurate scanning of both 1D and 2D barcodes.

Figure 7: The high-end button for initiating scans.

Figure 8: The high-quality scan lens ensures precise barcode reading.

Figure 9: The scanner supports both 1D and 2D barcode types.
3. Luces indicadoras
- Luz azul: Indicates active scanning.
- Luz vermella: Indicates the device is charging.

Figure 10: Blue light for scanning, red light for charging.
4. Personalización
The scanner allows for advanced customization:
- Engadir prefixos/sufixos personalizados aos datos dixitalizados.
- Delete specific characters from scanned data.
- Add keyboard keys or combinations (e.g., terminator TAB, CR&LF) for seamless data entry into applications.
Mantemento
- Limpeza: Use a soft, dry cloth to clean the scanner's exterior. Avoid using harsh chemicals or abrasive materials.
- Coidado da batería: To prolong battery life, avoid fully discharging the battery frequently. Charge the device when the battery is low.
- Durabilidade: The product hardware utilizes 3-layer welding technology to prevent loosening of the decoding board due to impacts or drops during use.
Resolución de problemas
- O escáner non se conecta: Ensure Bluetooth is enabled on your host device and the scanner is in pairing mode. For PC, ensure the Bluetooth receiver dongle is properly installed.
- O escáner non le os códigos de barras: Check if the scanner is powered on and the scan beam is active. Ensure the barcode is clean and not damaged. Adjust the distance and angle to the barcode.
- Saída de datos incorrecta: Verify the scanner's customization settings (prefixes, suffixes, terminators). Refer to the SDK for detailed configuration options.
- Autonomía curta da batería: Ensure the scanner is fully charged (red indicator light turns off when fully charged). If battery life significantly degrades, contact support.
Especificacións
| Característica | Especificación |
|---|---|
| Modelo No. | NT-R2 |
| Tipo | Escáner de código de barras |
| Tipo de elemento de dixitalización | CMOS |
| Profundidade de cor | 32 bits |
| Resolución óptica | 640*480 |
| Velocidade de escaneo | 200 escaneos/segundo |
| Nome da marca | NETUM |
| Lugar de orixe | Guangdong, China |
| Kit de desenvolvemento de software (SDK) | Si |
| Cor | Negro |
| Característica | Mini wearable scanner |
| Nome do produto | Escáner de códigos de barras 2D sen fíos |
| Aplicación | Logistics/ Industry/store/supermarket |
| Tipo de interface | USB/Bluetooth |
| Ángulo de exploración | Yaw(Skew)±55° & Pitch±55° |
| Batería | 360 mAh |
| Fonte de luz | 640 * 480 CMOS |
| Garantía | 1-Ano |
| Servizo posvenda | Devolución e substitución |
Consellos para o usuario
- Multiconexión: The scanner supports multiple connection methods, including USB and Bluetooth, offering flexibility for various setups.
- Apoio lingüístico: The device supports 25 different languages for its output. If you require specific language instructions (e.g., Spanish, German, French, Italian, Japanese), please contact customer service for a PDF manual.
- Fácil instalación: Users have noted the scanner is easy to install and set up, allowing for quick integration into workflows.
- Soporte técnico: Should you encounter any complex issues, technical support is available to assist with troubleshooting and advanced configurations.
Garantía e Soporte
The Netum R Series Mini Ring Bluetooth Finger Barcode Scanner (Model NT-R2) comes with a 1-year warranty. For any issues or inquiries regarding the product, including after-sales service, please contact the seller or manufacturer's customer support. They offer return and replacement services as per their policy.
Vídeo de demostración do produto
Video 1: Demonstration of the Netum R Series scanner in use, highlighting its wearability and scanning capabilities in various environments.





