Introduction
This manual provides comprehensive instructions for the Aigital T825 Bluetooth Car Speaker. It covers product features, setup, operation, maintenance, and troubleshooting to ensure optimal performance and a safe, hands-free communication experience in your vehicle.
Package Contents
Verify that all items listed below are included in your package.
- Wireless In-car Speakerphone * 1
- USB Cable * 1
- User Manual * 1

Image: Package Contents. This image displays the Aigital T825 Bluetooth Car Speaker, a USB charging cable, and the user manual, all neatly arranged next to the product packaging.
Product Overview
Familiarize yourself with the buttons and ports of your Aigital T825 Bluetooth Car Speaker.

Image: Product Diagram. This diagram illustrates the Aigital T825 Bluetooth Car Speaker from a top-down perspective, highlighting its various components: Answer/Reject button, Volume Down/Previous Track button, Microphone, ON/OFF switch, Speaker, Volume Up/Next Track button, Micro USB Charging Port, and Mute/Switch Languages button. Dimensions are also shown: 3.9 inches long and 1.1 inches thick.
- Answer/Reject Button: For managing incoming calls.
- VOL-/PREV Button: Decreases volume and navigates to the previous track.
- Microphone: For hands-free communication.
- ON/OFF Switch: Powers the device on or off.
- Speaker: Outputs audio.
- VOL+/NEXT Button: Increases volume and navigates to the next track.
- Micro USB Charging Port: For charging the device.
- Mute/Switch Languages Button: Mutes the microphone during calls or changes language settings.
Setup
1. Mounting
The Aigital T825 is designed for easy installation.
- Locate a suitable position on your car's sun visor.
- Use the integrated back clip to securely attach the speakerphone to the sun visor.

Image: Visor Mounting. This image shows the Aigital T825 Bluetooth Car Speaker securely clipped onto a car's sun visor, demonstrating its easy installation.
2. Charging
Before first use, fully charge the device.
- Connect the provided USB cable to the Micro USB Charging Port on the speakerphone.
- Connect the other end of the USB cable to a compatible USB power source (e.g., car charger, computer USB port).
- The indicator light will show charging status.
3. Bluetooth Pairing
Pair your speakerphone with your mobile device for hands-free functionality.
- Ensure the Aigital T825 is powered on.
- Activate the Bluetooth function on your mobile phone.
- Search for available Bluetooth devices.
- Select "T-825" from the list of devices to pair.
- Once paired, the speakerphone will automatically connect to your phone in subsequent uses.
Operating Instructions
Hands-Free Calling
Enjoy clear, hands-free conversations while driving.
- Answering a Call: Press the Answer/Reject button once.
- Rejecting a Call: Press and hold the Answer/Reject button.
- Ending a Call: Press the Answer/Reject button once.
- Adjusting Volume: Use the VOL+ and VOL- buttons.

Image: Hands-Free Calling. This image depicts a driver safely making a phone call using the Aigital T825 Bluetooth Car Speaker, which is mounted on the sun visor. The phone screen shows an active call.
Music Streaming
Stream music from your paired device with high-fidelity sound.
- Play/Pause: Press the M button (often the multi-function button).
- Next Track: Press the VOL+/NEXT button.
- Previous Track: Press the VOL-/PREV button.
- Adjusting Volume: Use the VOL+ and VOL- buttons.

Image: Music Streaming. A driver is shown enjoying music streamed wirelessly through the Aigital T825 Bluetooth Car Speaker, which is mounted on the sun visor. A smartphone displaying a music player app is visible.
Voice Assistant (Siri / Google Assistant)
Access your phone's voice assistant directly through the speakerphone.
- When the speakerphone is paired with your phone, long press the Answer/Reject button for 3 seconds to activate Siri or Google Assistant.
- You can then issue voice commands for navigation, calls, messages, and more.

Image: Voice Assistant Activation. This image illustrates a driver interacting with their phone's voice assistant (Siri or Google Assistant) through the Aigital T825 Bluetooth Car Speaker, which is mounted on the sun visor. Two smartphones are shown displaying Google Assistant and Siri interfaces.
Multi-Device Connection
The Aigital T825 supports simultaneous connection to two mobile phones.
- This feature allows one phone to be used for music playback and the other for navigation or calls.
- Pair both devices following the standard Bluetooth pairing procedure.
- The speakerphone will manage audio from both connected devices.

Image: Dual Device Connection. This image shows the Aigital T825 Bluetooth Car Speaker centrally positioned, with two smartphones on either side, each connected via Bluetooth. One phone displays a music player, and the other shows a call interface, illustrating the speakerphone's ability to connect to two devices simultaneously.
Auto Power Off and Connection
The built-in motion sensor helps conserve battery and ensures convenient reconnection.
- The speakerphone will automatically power off after 10 minutes of disconnection from a paired phone.
- When the speakerphone is powered on again, it will automatically attempt to connect to the last paired phone.
Maintenance
To ensure the longevity and optimal performance of your Aigital T825 Bluetooth Car Speaker, follow these maintenance guidelines:
- Cleaning: Use a soft, dry cloth to wipe the surface of the device. Avoid using harsh chemicals, solvents, or abrasive cleaners.
- Storage: When not in use for extended periods, store the speakerphone in a cool, dry place away from direct sunlight and extreme temperatures.
- Charging: Only use the provided USB cable or a certified equivalent for charging. Avoid overcharging the device.
- Water Exposure: This device is not waterproof. Avoid exposure to water or excessive moisture.
Troubleshooting
If you encounter issues with your Aigital T825, refer to the following common solutions:
| Problem | Solution |
|---|---|
| Device does not power on. | Ensure the device is fully charged. Check the ON/OFF switch position. |
| Cannot pair with phone. |
|
| No sound or low volume. |
|
| Voice assistant not activating. | Ensure the speakerphone is paired and connected. Long press the Answer/Reject button for 3 seconds. Check your phone's settings for voice assistant activation. |
| Auto power off not working. | Ensure the device is disconnected from any phone for more than 10 minutes. The motion sensor requires the device to be stationary for a period to detect inactivity. |
Specifications
| Feature | Detail |
|---|---|
| Brand | Aigital |
| Model | T825 |
| Product Dimensions | 10 x 5.3 x 3.2 cm |
| Item Weight | 95 g |
| Hardware Interface | Bluetooth, USB |
| Wireless Type | Bluetooth |
| Speaker Maximum Output Power | 3 Watts |
| Power Source | Battery Powered |
| Battery Average Life | 20 Hours |
| Special Features | Bluetooth, Portable, Wireless, Echo Cancellation, Noise Reduction, Motion Sensor |
Warranty and Support
For warranty information or technical support, please contact Aigital customer service. Refer to the product packaging or the official Aigital website for the most current contact details.
Aigital Official Website: www.aigital.com (Note: This is a placeholder link. Please refer to your product documentation for the actual support website.)