1. Introducció
This manual provides detailed instructions for the setup, operation, and maintenance of your Nextech 1080P Smart Wi-Fi IP Pan-Tilt Camera (Model: QC3900). This camera is designed for home or small office surveillance, offering high-definition video recording, two-way audio communication, and remote access via the Smart Life app.
Si us plau, llegiu aquest manual detingudament abans d'utilitzar el producte per garantir una instal·lació i un funcionament correctes.
2. Contingut del paquet
- 1 x Nextech 1080P Smart Wi-Fi IP Pan-Tilt Camera
- 1 x adaptador de corrent
- 1 x cable USB
- 1 x Mounting Hardware (screws, wall plugs)
- 1 x Manual d'usuari (aquest document)
3. Producte acabatview

Figura 3.1: Davant view of the camera. This image displays the camera's main body, the spherical lens housing, and the base. The lens is centrally located within the movable sphere, indicating its pan-tilt capabilities.

Figura 3.2: Primer pla frontal view of the camera. This image provides a closer look at the camera's lens, which is black and circular, set within a white, spherical housing. A small indicator light is visible near the lens, typically used to show power or connection status.
The Nextech Smart Wi-Fi IP Camera features a compact design with a pan-tilt mechanism allowing for wide area coverage. It includes a high-definition lens, infrared LEDs for night vision, a built-in microphone and speaker for two-way audio, and a slot for a microSD card (not included) for local storage.
4. Configuració
4.1 Encès
- Connect the provided USB cable to the camera's power input port.
- Connecteu l'altre extrem del cable USB a l'adaptador de corrent proporcionat.
- Plug the power adapter into a standard electrical outlet. The camera will power on and an indicator light will illuminate.
4.2 Descàrrega de l'aplicació i registre del compte
The camera operates with the Smart Life app. Ensure your smartphone is connected to a 2.4GHz Wi-Fi network.
- Download the "Smart Life" app from the Apple App Store (for iOS devices) or Google Play Store (for Android devices).
- Open the app and register for a new account if you don't have one, or log in with your existing account.
4.3 Adding the Camera to the App
- In the Smart Life app, tap the "+" icon in the top right corner to add a device.
- Select "Security & Video Surveillance" and then "Smart Camera".
- Follow the on-screen instructions to put the camera into pairing mode (usually indicated by a flashing light).
- Introduïu la contrasenya de la xarxa Wi-Fi quan se us demani.
- The app will generate a QR code. Hold your phone with the QR code in front of the camera lens (approx. 15-20 cm away) until you hear a prompt from the camera.
- Once the camera connects, it will appear in your device list in the app. You can then rename the camera for easy identification.
4.4 Instal·lació de la targeta MicroSD (opcional)
For local video storage, insert a microSD card (up to 128GB, Class 10 or higher, sold separately) into the designated slot on the camera. Ensure the camera is powered off before inserting or removing the card.
5. Instruccions de funcionament
5.1 Viu View
Open the Smart Life app and tap on the camera's name in your device list to access the live video feed. You can view el foo en temps realtagi des de qualsevol lloc amb connexió a Internet.
5.2 Control de panoràmica i inclinació
En directe view screen, use the directional controls (usually a joystick or arrow icons) within the app to remotely pan (rotate horizontally up to 355°) and tilt (rotate vertically up to 110°) the camera lens to adjust the viewangle de ing.
5.3 Comunicació d'àudio bidireccional
The camera features a built-in microphone and speaker. Tap the microphone icon in the app to speak through the camera's speaker, and listen to audio from the camera's environment through your phone.
5.4 Detecció de moviment i notificacions
Enable motion detection in the camera settings within the Smart Life app. When motion is detected, the camera can send instant notifications to your smartphone. You can adjust sensitivity levels and set detection zones.
5.5 Enregistrament i reproducció de vídeo
- Enregistrament amb targeta MicroSD: If a microSD card is installed, the camera will automatically record footage based on your settings (e.g., continuous recording, event-triggered recording). You can access recorded footage via the app's playback function.
- Emmagatzematge al núvol: The Smart Life app may offer optional cloud storage services for recorded video. Refer to the app for details on subscription plans.
6. Manteniment
- Neteja: Gently wipe the camera lens and body with a soft, dry cloth. Do not use liquid cleaners or abrasive materials.
- Actualitzacions de firmware: Periodically check the Smart Life app for available firmware updates for your camera. Keeping the firmware updated ensures optimal performance and security.
- Col·locació: Assegureu-vos que la càmera estigui col·locada en un lloc estable, allunyat de la llum solar directa, de temperatures extremes i de la humitat.
7. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Càmera fora de línia a l'aplicació | No power; Wi-Fi disconnected; Router issues. | Comproveu la connexió d'alimentació; Verifiqueu la intensitat del senyal Wi-Fi; Reinicieu l'encaminador i la càmera. |
| No es pot connectar a la Wi-Fi | Contrasenya Wi-Fi incorrecta; xarxa Wi-Fi de 5 GHz; càmera massa lluny del router. | Ensure correct 2.4GHz Wi-Fi password; Move camera closer to router; Reset camera and try pairing again. |
| No motion detection notifications | Motion detection disabled; App notifications off; Low sensitivity. | Enable motion detection in app; Check phone notification settings; Increase sensitivity. |
| La targeta microSD no grava | Card full; Card not formatted; Faulty card. | Format card via app; Replace card if faulty; Ensure recording settings are correct. |
8. Especificacions
| Característica | Detall |
|---|---|
| Model | QC3900 |
| Resolució de vídeo | 1080p (1920 x 1080) |
| Connectivitat | Wi-Fi (2.4 GHz) |
| Interval d'angle de panoràmica | 0° - 355° |
| Interval d'angle d'inclinació | 0° - 110° |
| Gamma de visió nocturna | Up to 10 meters (IR LEDs) |
| Àudio | Àudio bidireccional (micròfon i altaveu integrats) |
| Emmagatzematge | MicroSD card (up to 128GB, not included), Cloud Storage (optional) |
| Entrada de potència | 5V DC (via USB) |
| Consum d'energia | 5 watts |
| Material | Metall |
| Aplicació compatible | Smart Life (Android/iOS) |
| Detecció de moviment | Yes, with smartphone notifications |
9. Garantia i Suport
For warranty information and technical support, please refer to the documentation provided at the point of purchase or contact your retailer. You can also visit the Nextech official weblloc web per obtenir més ajuda i preguntes freqüents.





