1. บทนำ
The RAYKUBE B4 USB Bluetooth Gateway is a compact and highly integrated device designed to enhance your smart home experience. It features both Wi-Fi and low-power Bluetooth modules, enabling seamless connectivity between your Bluetooth-enabled smart devices and the Tuya Smart or Smart Life mobile application. This gateway facilitates remote control, device management, and integration into smart home scenes, allowing you to manage your smart locks and other Bluetooth devices from anywhere.

Image 1: RAYKUBE B4 USB Bluetooth Gateway
2. ข้อมูลจำเพาะ
| คุณสมบัติ | คำอธิบาย |
|---|---|
| หมายเลขรุ่น | JMWZG4/B4 |
| วิธีการเข้ารหัส | รหัสคงที่ |
| พาวเวอร์แจ็ค | ยูเอสบี |
| บริการ Wi-Fi มาตรฐาน | 2.4GHz 802.11b/g/n ไร้สาย |
| มาตรฐานบลูทูธ | BLE5.0 ภาษาไทย |
| ฉบับทำงานtage | 5V |
| กระแสไฟฟ้าทำงาน | 1A |
| อุณหภูมิในการทำงาน | -10°C ถึง 55°C |
| ความชื้นในการทำงาน | ความชื้นสัมพัทธ์ 10% ถึง 90% (ไม่ควบแน่น) |

Image 2: Product Specifications and Diagram

Image 3: Gateway Dimensions (measured with calipers)

Image 4: Gateway size comparison (in hand)
3. เนื้อหาบรรจุภัณฑ์
- 1 x RAYKUBE B4 USB Bluetooth Gateway
- 1 x คู่มือผู้ใช้
4. การตั้งค่า
การเปิดเครื่องเกตเวย์
Insert the RAYKUBE B4 USB Bluetooth Gateway into a standard USB power source (e.g., a USB wall adapter, computer USB port, or power bank) that provides 5V/1A. Ensure the power source is stable.
ดาวน์โหลดแอพพลิเคชัน
ดาวน์โหลด ตุยย่า สมาร์ท or ชีวิตที่ชาญฉลาด application on your smartphone. You can find these apps by searching in the Apple App Store (for iOS devices) or Google Play Store (for Android devices). Alternatively, scan the QR codes provided in the included mini-manual or on the product packaging to directly download the app.
Adding the Gateway to the App
เมื่อติดตั้งแอปเสร็จแล้ว:
- เปิด ตุยย่า สมาร์ท or ชีวิตที่ชาญฉลาด app and register/log in to your account.
- Tap the '+' icon (usually in the top right corner) to add a new device.
- Select 'Gateway' or 'Other' from the device categories, then choose 'Wireless Gateway (Bluetooth)'.
- Follow the on-screen instructions to connect the gateway to your home Wi-Fi network (2.4GHz only). Ensure your phone is connected to the same Wi-Fi network during this process.
- The gateway's Wi-Fi status indicator will confirm successful connection.
การจับคู่อุปกรณ์บลูทูธ
After the gateway is successfully added to the app, you can now add your Bluetooth-enabled smart devices (e.g., smart locks, sensors) through the gateway:
- In the app, navigate to the gateway's control interface.
- Select the option to 'Add sub-device' or 'Add device'.
- Put your Bluetooth smart device into pairing mode (refer to your device's specific manual for instructions).
- The app will scan for nearby Bluetooth devices. Select your device from the list to pair it with the gateway.
- Once paired, your Bluetooth device will be controllable via the app through the gateway's Wi-Fi connection.

Image 5: Diagram illustrating the connection between the gateway, router, and smart lock.
5. คู่มือการใช้งาน
The RAYKUBE B4 Gateway allows for comprehensive control and monitoring of your Bluetooth smart devices via the Tuya Smart/Smart Life app.
รีโมทคอนโทรล
Once your Bluetooth devices are paired with the gateway, you can control them remotely from anywhere with an internet connection. For example, you can unlock your smart door lock, adjust smart lighting, or monitor sensors even when you are away from home.
Timed Passwords (for compatible locks)
For smart locks that support this feature, you can generate and manage timed passwords directly from the app, granting temporary access to guests or service providers without needing to be physically present.
Access Records (for compatible locks)
View real-time and historical door opening records, including who unlocked the door and when, providing enhanced security and peace of mind.
Smart Scenes and Automation
Create custom smart scenes and automation rules within the Tuya Smart/Smart Life app. For instance, you can set up a scene where your smart lights turn on when your smart lock is unlocked, or receive notifications when a sensor detects activity.

Image 6: Tuya Smart App interface showing connected Bluetooth Mesh devices.

Image 7: Diagram illustrating the gateway's role in a stable smart home system.

Image 8: Diagram showing faster data transmission via Bluetooth solution between gateway and smart device.
วิดีโอ 1: แกะกล่องและเริ่มต้นใหม่view of the RAYKUBE B4 USB Bluetooth Gateway.
6. การบำรุงรักษา
- Keep the gateway in a dry environment and avoid exposure to moisture or extreme temperatures.
- ทำความสะอาดอุปกรณ์ด้วยผ้านุ่มและแห้ง ห้ามใช้สารเคมีรุนแรงหรือน้ำยาทำความสะอาดที่มีฤทธิ์กัดกร่อน
- Ensure the USB port is free from dust and debris to maintain proper connection.
7 การแก้ไขปัญหา
Gateway not connecting to Wi-Fi
- Ensure the gateway is powered on and receiving stable power.
- Verify your Wi-Fi network is 2.4GHz. The gateway does not support 5GHz Wi-Fi.
- Check that your Wi-Fi password is entered correctly in the app.
- Move the gateway closer to your Wi-Fi router to improve signal strength.
- Restart your Wi-Fi router and try the setup process again.
Bluetooth device not pairing with the gateway
- Ensure the Bluetooth device is within range of the gateway.
- Confirm that the Bluetooth device is in pairing mode (refer to its specific manual).
- Check if the Bluetooth device is already paired with another gateway or smartphone.
- Restart both the gateway and the Bluetooth device, then attempt pairing again.
รีโมตคอนโทรลไม่ทำงาน
- Verify that the gateway has a stable internet connection.
- ตรวจสอบให้แน่ใจว่าสมาร์ทโฟนของคุณมีการเชื่อมต่ออินเทอร์เน็ตที่ใช้งานได้
- Check if the Bluetooth device is still connected to the gateway in the app.
8. เคล็ดลับผู้ใช้
- ความเข้ากันได้คือกุญแจสำคัญ: The RAYKUBE B4 Gateway is designed to work with the Tuya APP ecosystem. Before purchasing or attempting to connect, ensure your smart locks or other Bluetooth devices are compatible with the Tuya Smart or Smart Life application. If unsure, consult the device's manufacturer or seller.
- ตำแหน่งที่เหมาะสมที่สุด: For best performance, place the gateway centrally within your home, or as close as possible to the Bluetooth devices you wish to control, especially smart locks, to ensure a strong and stable Bluetooth signal.
- สัญญาณ Wi-Fi เสถียร: A stable 2.4GHz Wi-Fi connection is crucial for the gateway's remote functionality. Ensure your router is functioning correctly and the gateway is within good Wi-Fi range.
9. การรับประกันและการสนับสนุน
For warranty information, technical support, or any inquiries regarding your RAYKUBE B4 USB Bluetooth Gateway, please contact the seller or manufacturer directly. Keep your purchase receipt as proof of purchase for warranty claims.





