Introduction
This user manual provides comprehensive instructions for the VTECH Communications CS6729-2 2 Handset Answering System. It covers setup, operation, maintenance, and troubleshooting to ensure optimal performance of your new telephone system. Please read this manual thoroughly before using your phone.
Setup and Installation
Package Contents
Ensure all items are present in your package:
- Cordless Handsets (2)
- Base Unit with Digital Answering System
- AC Power Adapter for Base Unit
- Telephone Line Cord
- Rechargeable Batteries (4 AAA batteries required, included)
- Wall Mount Bracket
Battery Installation
Before initial use, install the included AAA batteries into each cordless handset. Open the battery compartment cover on the back of the handset, insert the batteries according to the polarity markings, and close the cover. Place the handset on the base unit or charger to charge for at least 16 hours before first use.
Connecting the Base Unit
Connect the small end of the AC power adapter to the power jack on the back of the telephone base. Plug the large end of the AC power adapter into a wall outlet not controlled by a wall switch. Connect one end of the telephone line cord to the telephone jack on the back of the telephone base. Plug the other end of the telephone line cord into a telephone wall jack.


Operating Instructions
Making and Receiving Calls
To make a call, press TALK/FLASH or any dial pad key, then dial the number. To receive a call, press TALK/FLASH when the phone rings. To end a call, press OFF/CANCEL or place the handset back on the base unit/charger.
Answering System Features
The integrated digital answering system can record up to 14 minutes of messages. You can retrieve messages from any handset or remotely. The voicemail waiting indicator will notify you of new messages. Messages are time and date stamped for easy reference.
Caller ID/Call Waiting
The phone displays the caller's name and number (if available) before you answer. If you have Call Waiting service, the phone will alert you to an incoming call while you are on another call.
Phonebook Directory
Store up to 50 names and numbers in the phonebook directory for quick dialing. Refer to the handset menu for instructions on adding, editing, and deleting entries.
Intercom
Use the intercom feature to communicate between handsets. This system supports up to 5 handsets (additional handsets sold separately).
Redial
The phone stores the last 10 dialed numbers. Press REDIAL/PAUSE to access and redial these numbers.
Volume Control
Adjust the earpiece and speakerphone volume during a call using the VOLUME buttons on the side of the handset.
Mute
Press the MUTE/DELETE button during a call to mute your microphone. The other party will not hear you, but you can still hear them. Press again to unmute.
Conference Calls
You can set up a 3-way conference call between an outside line and up to two cordless handsets.
Trilingual Prompts
The system offers trilingual prompts, allowing you to choose between English, Spanish, or French for voice announcements and menu options.
Maintenance
Cleaning
Clean the phone and base unit with a soft, damp cloth. Do not use cleaning sprays or harsh chemicals. Avoid getting moisture in any openings.
Battery Care
To maintain optimal battery life, fully charge the handsets regularly. If the phone will not be used for an extended period, remove the batteries to prevent leakage.
Troubleshooting
If you experience issues with your phone system, try the following solutions:
| Problem | Solution |
|---|---|
| No dial tone | Ensure the power adapter and telephone line cord are securely plugged into the base unit and wall outlets. Check if the phone line is active. |
| Cannot make/receive calls | Check battery charge level. Ensure the handset is within range of the base unit. Verify the telephone line connection. |
| Answering system not recording messages | Ensure the answering system is turned ON. Check if the memory is full; delete old messages if necessary. |
| Poor sound quality | Move closer to the base unit. Check for interference from other electronic devices. |
| Handset not charging | Ensure the handset is properly seated in the charging cradle. Clean the charging contacts on both the handset and cradle. |
Specifications
- Model: CS6729-2
- Technology: DECT 6.0 Digital
- Handsets: 2 (expandable up to 5)
- Answering System: Digital, 14 minutes recording time
- Phonebook Capacity: 50 names and numbers
- Redial Memory: Last 10 numbers
- Batteries: 4 AAA rechargeable batteries (included)
- Product Dimensions: 1 x 3.2 x 6.9 inches (handset)
- Item Weight: 1.3 pounds
- Color: Gray
- Power Source: Corded Electric
Warranty and Support
For warranty information and technical support, please refer to the warranty card included with your product or visit the official VTech website. Keep your purchase receipt as proof of purchase for warranty claims.





