1. Introduction
This manual provides instructions for the installation, operation, and maintenance of your Cuifati Yoidesu KX-T888CID wall-mounted corded telephone. Please read this manual thoroughly before using the product to ensure proper function and longevity.
2. Product Features
- Dual Caller ID System: Supports both DTMF and FSK formats for incoming call identification.
- LCD Display: Shows month, date, hour, and minutes, providing real-time information during calls.
- Incoming Call Memory: Stores up to 38 sets of incoming call numbers, useful for reviewing missed calls or frequently used contacts.
- Multifunctional Operation: Includes incoming call memory, memory checking, and erase functions.
- Redial Function: Allows quick redialing of the last dialed number.

Image: Overview of the Yoidesu KX-T888CID telephone highlighting its multi-functional capabilities including incoming memories, memory checking, and erasing function.
3. Package Contents
Please check the package for the following items:
- 1 x Cuifati Yoidesu KX-T888CID Telephone Unit
- 1 x Telephone Line Cord
4. Setup
- Unpack the Telephone: Carefully remove all components from the packaging.
- Connect the Telephone Line: Plug one end of the provided telephone line cord into the jack labeled "LINE" on the back or side of the telephone unit. Plug the other end into your wall telephone jack.
- Wall Mounting (Optional): If wall mounting, ensure the telephone line is securely connected and the unit is properly affixed to a wall mount bracket (not included, standard wall phone brackets are compatible).
- Power Supply: The telephone is powered directly by the telephone line, so no external power adapter is required.

Image: The Yoidesu KX-T888CID telephone with its handset lifted, demonstrating readiness for connection and use.
5. Operating Instructions
5.1 Making a Call
- Lift the handset.
- Wait for the dial tone.
- Dial the desired telephone number using the keypad.
- Once the call is complete, replace the handset.
5.2 Answering a Call
- When the telephone rings, lift the handset to answer.
- Once the call is complete, replace the handset.
5.3 Using Caller ID
The LCD display will show the incoming caller's number (if available and subscribed to Caller ID service) before you answer the call. The display also shows the current month, date, hour, and minutes.

Image: Close-up of the Yoidesu KX-T888CID telephone's LCD screen, displaying the current date, time, and an example of an incoming caller ID number.
5.4 Incoming Call Memory (38 Sets)
- To review incoming call numbers, press the "IN" or "OUT" buttons (if present, or navigate using arrow keys if available) to scroll through the stored numbers.
- To erase a specific number from memory, navigate to the number and press the "DEL" button.
- To erase all numbers, consult the on-screen menu or hold the "DEL" button for a few seconds.

Image: The Yoidesu KX-T888CID telephone with its LCD screen showing the "38 Set of Incoming Memories" feature, indicating its capacity to store call logs.
5.5 Redial Function
- Lift the handset.
- Press the "REDIAL" button to automatically dial the last number called.

Image: A hand pressing the "REDIAL" button on the Yoidesu KX-T888CID telephone, illustrating the redial function.
5.6 Mute Function
During a call, press the "MUTE" button to temporarily disable your microphone, allowing you to speak privately without the other party hearing you. Press it again to unmute.
6. Maintenance
- Cleaning: Wipe the telephone unit with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Storage: Store the telephone in a cool, dry place away from direct sunlight and extreme temperatures.
- Avoid Liquids: Do not expose the telephone to water or other liquids.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No dial tone | Telephone line not connected properly or line fault. | Ensure the telephone line cord is securely plugged into both the phone and the wall jack. Test with another phone if possible. |
| Caller ID not displayed | Caller ID service not subscribed or not active. Incoming call is from a blocked number. | Contact your telephone service provider to ensure Caller ID service is active. |
| Cannot make or receive calls | Telephone line disconnected or damaged. | Check all cable connections. If the issue persists, contact your service provider. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Cuifati |
| Model Number | KX-T888CID |
| Color | Black (also available in White, Red) |
| Phone Type | Corded |
| Material | Plastic |
| Power Source | Telephone Line (Electric Cable) |
| Dialer Type | Dual Keypad |
| Dimensions (L x W x H) | Approx. 19.5 x 6 x 5.5 cm (7.7 x 2.4 x 2.2 inches) |
| Weight | Approx. 285g (10.1oz) |
| Answering System Type | Numeric |
| Multi-line Operation | Single-line Operation |
| Caller ID | Yes (DTMF/FSK) |

Image: The Yoidesu KX-T888CID telephone with its physical dimensions (length, width, height) clearly marked for reference.
9. Warranty and Support
For warranty information and technical support, please refer to the documentation provided at the time of purchase or contact your retailer. Keep your purchase receipt as proof of purchase.
Manufacturer: Cuifati