symcode MJ-R30-2D
User Manual for Bluetooth Ring 1D 2D QR Barcode Scanner
Marke: Symcode
Modell: MJ-R30-2D
1. Produktüberschreitungview
This Bluetooth Ring 1D 2D QR Barcode Scanner is a wearable, wireless finger mini bar code reader designed for compatibility with Windows, Mac OS, Android 4.0+, and iOS devices. It supports scanning various 1D and 2D barcodes, including QR, PDF417, and DataMatrix codes, from both screens and paper.
Hauptmerkmale:
- Tragbares Ringdesign: Compact and portable design allows for comfortable wear on the finger, enhancing user satisfaction and productivity.
- Duale Konnektivität: Supports 2.4G wireless and Bluetooth 4.0 wireless transmission, offering a range of up to 30 feet (10m).
- Breite Kompatibilität: Connects easily with Windows XP/7.0/8.0/10, Android, and iOS devices without requiring additional software installation.
- Extensive Barcode Support: Capable of scanning a wide range of 1D codes (UPC, EAN, Code128, Code39, etc.) and 2D codes (PDF417, Data Matrix, QR Code).
- Langlebige Batterie: Provides up to 6 hours of continuous scanning and a standby time of up to 720 hours, with a quick 1.5-hour recharge time.
2. Packungsinhalt
Bitte überprüfen Sie, ob alle unten aufgeführten Artikel in Ihrem Paket enthalten sind:
- 1 x Barcode Scanner (Ring-style)
- 1 x Benutzerhandbuch
- 1 x USB-Ladekabel
- 1 x Charger Head (USB Power Adapter)
- 1 x Mobile Phone 4.0 Receiver (Bluetooth Dongle)

Abbildung: Alle im Produktpaket enthaltenen Komponenten.
3. Produktmerkmale und Design

Image: The symcode ring barcode scanner, showcasing sein kompaktes Design und das mitgelieferte Zubehör.

Image: The scanner's mini and small form factor, designed for easy portability.

Image: The scanner features a 180-degree rotation capability for ergonomic use on either hand.

Image: The scanner is compatible with Windows, Apple, and Android operating systems, connecting seamlessly to various devices.

Image: Wireless connectivity via Bluetooth to laptops, smartphones, and tablets across multiple operating systems.

Image: The scanner supports Bluetooth connectivity, often facilitated by a CSR 4.0 receiver, and is capable of reading various barcode types.
4. Installationsanleitung
4.1 Aufladen des Scanners
Before first use, fully charge the scanner. Connect the provided USB charging cable to the scanner's charging port and the other end to the charger head, then plug into a power outlet. A full charge takes approximately 1.5 hours.
4.2 Bluetooth-Kopplung
- Stellen Sie sicher, dass der Scanner eingeschaltet ist.
- On your host device (smartphone, tablet, or computer), enable Bluetooth.
- Suchen nach available Bluetooth devices. The scanner should appear as "symcode Barcode Scanner" or similar.
- Select the scanner from the list to initiate pairing.
- Once paired, the scanner's indicator light will change, confirming connection.
For devices without built-in Bluetooth, use the included Mobile Phone 4.0 Receiver (Bluetooth Dongle) by plugging it into a USB port on your computer.
5. Bedienungsanleitung
5.1 Grundlegendes Scannen
- Wear the scanner comfortably on your finger.
- Richten Sie das Scanfenster auf den Barcode, den Sie scannen möchten.
- Press the scan button (typically a prominent yellow button) to activate the laser.
- Ensure the laser beam covers the entire barcode. A successful scan will be indicated by an audible beep and/or a change in the indicator light.
- The scanned data will be transmitted to your connected device as keyboard input.

Image: Demonstrating the scanner in action, reading a barcode from a package.
5.2 Unterstützte Barcode-Typen
The scanner supports a wide array of 1D and 2D barcode symbologies, including but not limited to:
- 1D-Barcodes: UPC-A, UPC-E, EAN-13, EAN-8, ISBN/ISSN, Code 39, Code 39 full ASCII, Code 32, Trioptic Code 39, Interleaved 2 of 5, Industrial 2 of 5, Matrix 2 of 5, Codabar (NW7), Code 128, Code 93, Code 11 (USD-8), MSI/Plessey, UK/Plessey, UCC/EAN 128, China Post, GS1 DataBar variants.
- 2D-Barcodes: QR Code, PDF417, Data Matrix (ECC200, ECC000, 050, 080, 100, 140).
6. Wartung
- Reinigung: Reinigen Sie das Gehäuse des Scanners mit einem weichen, trockenen Tuch. Verwenden Sie für das Scanfenster ein Linsenreinigungstuch, um Kratzer zu vermeiden. Verwenden Sie keine Scheuermittel oder Lösungsmittel.
- Batteriepflege: To prolong battery life, avoid fully discharging the battery frequently. Recharge the scanner when the battery low indicator appears. Store the scanner in a cool, dry place when not in use for extended periods.
- Lagerung: Setzen Sie den Scanner keinen extremen Temperaturen, direkter Sonneneinstrahlung und hoher Luftfeuchtigkeit aus.
7. Fehlerbehebung
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Der Scanner lässt sich nicht einschalten. | Batterie ist leer. | Charge the scanner for at least 1.5 hours. |
| Kopplung mit dem Gerät nicht möglich. | Bluetooth is off on host device; scanner is out of range; interference. | Ensure Bluetooth is enabled. Move scanner closer to device. Reduce interference from other wireless devices. Re-initiate pairing process. |
| Scanner liest keine Barcodes. | Barcode is damaged or poorly printed; scanning window is dirty; incorrect scanning mode. | Try scanning a different barcode. Clean the scanning window. Refer to the full user manual for advanced scanning mode configurations. |
| Die gescannten Daten sind fehlerhaft oder unvollständig. | Partial scan; incorrect keyboard layout on host device. | Ensure the entire barcode is covered by the laser. Verify the keyboard language settings on your connected device match the expected input. |
8. Spezifikationen
| Besonderheit | Detail |
|---|---|
| Lichtquelle | 650nm visible laser |
| Scanrate | 100 ± 10 scans/second |
| Lesegenauigkeit | 0.10 mm (4 mil) |
| Schnittstelle | Wireless 4.0 (Bluetooth) |
| Batterie | DC 3.7V, 360mA Li-ion battery |
| Erinnerung | 512KB (for offline storage) |
| Unterstützte Betriebssysteme | Microsoft Windows XP/7.0/8.0/10, Android, iOS |
| Leseabstand | 2.5-600mm (100% UPC/EAN) |
| Scan Scope | 10 mm bis 250 mm |
| Scanwinkel | Roll: ±35 degrees / Pitch: ±65 degrees / Yaw: ±50 degrees |
| Bitfehlerrate | 1 / 5 Millionen |
| Leistungsvolumentage | 5V |
| Sicherheitsleistung | CE und RoHS |
| Maße | 150mm x 50mm x 65mm (Product) / 1.81 x 1.97 x 1.38 inches (Packaged) |
| Gewicht | 95g (Product) / 4.4 ounces (Packaged) |
9. Garantie und Support
For warranty information, technical support, or any inquiries regarding your symcode barcode scanner, please refer to the official product documentation included in your package or visit the manufacturer's website. You can also contact customer support through the platform where you purchased the product.
Offiziell WebWebsite: http://www.cnlhwood.com
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.