1. Úvod
The MS300R Mini QR Code Reader is a compact, wearable finger-ring 2D barcode scanner designed for efficient and hands-free data collection. It supports both 1D and 2D barcode types and offers versatile connectivity options including Bluetooth and NFC, making it compatible with various operating systems such as iOS, Android, and Windows. Its ergonomic design and robust construction make it suitable for diverse environments like retail, logistics, and warehousing.

2. Specifikace
| Funkce | Detail |
|---|---|
| CPU | Qualcomm QCC3034, Dual core 120 MHz |
| Paměť | 4 MB FLASH |
| Podporované systémy | iOS, Android, Windows |
| Optické rozlišení | MAX: 1280 x 960 pixels |
| Úhel natočení | 360° |
| Bluetooth | BT5.0+BR/EDR+BLE (Bluetooth Low Energy, Enhanced Data Rate); Profiles: HID (zařízení pro lidské rozhraní), SPP (pro sériový port)file) |
| 2D Scanner Engines | Zebra: SE4107, SE4750MR, SE4750SR, SE55; Newland: EM3596, N1 |
| Rozměry | 69 * 35.6 * 23.5 mm |
| Hmotnost | 76.5 g |
| NFC | OneTouch Easy Pair (Android Only), compatible with MEFERI ME10 Wearable Computer |
| Baterie | Standard: 1000mAh (~1.5 hours charging); Extended: 1250mAh (~2 hours charging) |
| Porty rozhraní | USB 2.0, Bottom Pogo Pin (2 pin) support charging |
| Hlas a zvuk | Buzzer with custom sound and volume settings |
| Provozní teplota | -10 °C až 50 °C (14 °F až 122 °F) |
| Skladovací teplota | -20 °C až 60 °C (-4 °F až 140 °F) |
| Vlhkost | 5 % až 85 % nekondenzující |
| Utěsnění | IP54 class protection from water, dust, dirt |
| Drop test | 5 ft./1.5 m. multiple drops to concrete over operating temperature |
| Test bubnu | 1000 hits, 1.6ft./0.5m tumbles |
| Vibrace | 10000 rpm Min, motor or rotating mechanism within the device |
| Elektrostatický výboj (ESD) | ±10 kV air discharge; ± 6 kV direct discharge |
3. Obsah balení
3.1 Standardní balíček
- MS300R Scanner Unit
- Standardní baterie
- Scan Trigger Button
- Finger Strap (Velcro)
- Kabel USB typu C
- Napájecí adaptér
3.2 Volitelné příslušenství (prodává se samostatně)
- Rozšířená baterie
- Wearable Gloves with Scan Button (for left-handed users)
- Wearable Gloves with Scan Button (for right-handed users)
- Nabíječka baterií se 4 sloty
- Nabíječka baterií se 10 sloty
- Nabíječka baterií se 20 sloty
4. Nastavení
4.1 Nabíjení baterie
Before initial use, fully charge the scanner's battery. Connect the provided USB Type-C cable to the scanner and a power adapter. Alternatively, use the bottom Pogo Pin interface with a compatible charging dock (sold separately).
- Standard 1000mAh Battery: Approximately 1.5 hours for a full charge.
- Extended 1250mAh Battery: Approximately 2 hours for a full charge.
4.2 Wearing the Scanner
Attach the MS300R scanner to your finger using the provided Velcro finger strap. Ensure it is securely fastened but comfortable for prolonged use. The scanner should be positioned to allow easy access to the scan trigger button and clear line of sight for scanning barcodes.

4.3 Připojení k hostitelskému zařízení
The MS300R supports multiple connection methods:
4.3.1 Připojení Bluetooth (iOS, Android, Windows)
- Ujistěte se, že je skener zapnutý.
- Activate Bluetooth on your host device (smartphone, tablet, computer).
- Hledat available Bluetooth devices and select "MS300R" (or similar identifier).
- The scanner supports HID (Human Interface Device) and SPP (Serial Port Profile) modes. For most applications, HID mode will function as a keyboard input. For specific applications requiring data transfer, SPP mode may be used.
- For fast transmission and short response time, use SPP Mode and connect via QR code through the MS300R APP.


4.3.2 NFC Connection (Android Only)
For Android devices, the MS300R supports NFC OneTouch Easy Pair. This allows for quick connection by simply tapping the scanner to a compatible NFC-enabled device, such as the MEFERI ME10 Wearable Computer, eliminating manual Bluetooth pairing steps.
5. Návod k obsluze
5.1 Skenování čárových kódů
- Ensure the scanner is connected to your host device.
- Point the scanner's lens towards the barcode you wish to scan.
- Press the Scan Trigger Button located on the scanner.
- The scanner will emit a light beam to read the barcode. A successful scan is typically indicated by an audible beep from the buzzer and/or a visual indicator on the scanner.
- The decoded barcode data will be transmitted to your connected host device.
The MS300R is equipped with a professional scan engine capable of quickly decoding various 1D and 2D barcode types, including UPC, EAN, Code 39, Code 128, and QR codes.

5.2 Buzzer Feedback
The integrated buzzer provides audible feedback for successful scans and other operational statuses. Custom sound and volume settings may be available through the MS300R APP or host device settings.
6. Údržba
6.1 Čištění
- Pravidelně otírejte vnější povrch skeneru měkkým hadříkemamp tkanina.
- For the scanner lens, use a lint-free cloth specifically designed for optical surfaces.
- Nepoužívejte abrazivní čisticí prostředky, rozpouštědla ani agresivní chemikálie, protože by mohly zařízení poškodit.
6.2 Skladování
When not in use, store the MS300R in a dry place within the recommended storage temperature range of -20°C to 60°C (-4°F to 140°F) and humidity of 5% to 85% non-condensing.
6.3 Trvanlivost
The MS300R is designed for durability with an IP54 sealing for protection against water, dust, and dirt. It has been tested to withstand multiple 5 ft./1.5 m drops to concrete and 1000 tumbles from 1.6 ft./0.5m, ensuring reliable performance in demanding environments.
7. Řešení problémů
7.1 Běžné problémy a řešení
- Skener se nezapíná: Ensure the battery is charged. Connect the scanner to a power source using the USB Type-C cable.
- Nelze se připojit přes Bluetooth:
- Ensure Bluetooth is enabled on both the scanner and the host device.
- Make sure the scanner is in pairing mode.
- Check if the scanner is already connected to another device. Disconnect if necessary.
- Zkuste restartovat skener i hostitelské zařízení.
- NFC pairing not working (Android only):
- Ujistěte se, že je na vašem zařízení Android povolena technologie NFC.
- Verify that the scanner is placed correctly against the NFC detection area of your device.
- Confirm your device is compatible with NFC OneTouch Easy Pair.
- Skener nečte čárové kódy:
- Ujistěte se, že čárový kód je čistý, nepoškozený a dobře osvětlený.
- Zkontrolujte vzdálenost a úhel mezi skenerem a čárovým kódem.
- Verify that the barcode type is supported by the scanner (e.g., UPC, EAN, Code 39, Code 128, QR codes).
- Clean the scanner lens if it appears dirty.
- Do hostitelského zařízení se nepřenášejí žádná data:
- Confirm successful Bluetooth or NFC connection.
- Check the input method settings on your host device if using HID mode (ensure it's set to receive keyboard input).
- If using SPP mode, ensure your application is correctly configured to receive data from the serial port.
8. Uživatelské tipy
- Správa zásob: The MS300R is highly suitable for inventory management, offering accurate and efficient scanning solutions to streamline processes.
- Přenosnost: Its portable and lightweight design makes it easy to use in various environments, including retail, logistics, and warehousing.
- Kompatibilita softwaru: While some scanners come with dedicated data processing software, others are compatible with third-party software. Check product specifications for details on software support.
- Barcode Versatility: The scanner can read a wide range of barcode types, including UPC, EAN, Code 39, Code 128, and QR codes.
9. Záruka a podpora
9.1 Záruka
The MS300R Mini QR Code Reader comes with a 1-Year warranty covering manufacturing defects or malfunctions. For detailed warranty terms and conditions, please refer to the official warranty documentation provided with your purchase.
9.2 Technická podpora
Technical support is available 24/7 online. If you encounter any issues or have questions regarding the product, please contact our support team for professional and satisfactory assistance.
