Product Guide for Uniden DSS 3455 Cordless Phone
Comprehensive product guide for the Uniden DSS 3455 2.4GHz Digital Spread Spectrum Cordless Phone. Includes key features, technical specifications, handset capabilities, and answering machine functions.
Table of contents
Quick Guide from the Manual
The Uniden DSS 3455 is a 2.4GHz Digital Spread Spectrum cordless phone system designed for versatile household use. It features an integrated digital answering machine, multi-handset capability, and advanced Caller ID functions. This document serves as a product overview and specification sheet.

Key Features
- Multi-Handset Capable: Supports up to 4 handsets using a single phone socket.
- Integrated Answering Machine: Includes remote access and a Do Not Disturb button.
- Advanced Display: 3-line backlit full dot matrix LCD with Caller ID and POP ID (Caller Name Identification).
- Audio Enhancements: Digital Duplex Speakerphone on handset and base, Maxi-Sound extra loud handset volume control, and clarity boost setting.
- Convenience Features: Dual keypad, alphabetical search and dial, polyphonic ring tones, and voice guidance help system.
- Intercom & Conferencing: Supports intercom, call transfer, and handset conferencing (2 handsets + outside call).
Installation and Mounting
The system is designed for flexibility in placement:
- Wall/Desk Mountable: The unit can be placed on a desk or mounted on a wall.
- Handset Expansion: The system supports up to 4 handsets. The DSS 3405 is available as an additional handset and charging base.
Technical Specifications
- Talk Time: Up to 8 hours.
- Standby Time: Up to 7 days.
- Battery: DC 3.6V, 600mAH.
- Dimensions: 170mm (H) x 195mm (W) x 120mm (D).
- Frequency: 2.4GHz Digital Spread Spectrum.
Important Usage Notes
Caller ID and POP ID: These features require a subscription to the service provided by your local telephone company. A fee is typically associated with these services.
Practical help
Common problems
Ensure you have subscribed to the Caller ID service provided by your local telephone company.
Before use
- Verify that you have an active phone socket available.
- Ensure you have subscribed to Caller ID services if you wish to use that feature.
- Determine if you need to wall-mount or desk-mount the base unit.
- Charge the handset battery fully before initial use.
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Specs in practice
- Standby Time
- The duration the handset can remain off the base without being used (up to 7 days).
- Battery Capacity
- The power rating of the rechargeable battery (DC 3.6V, 600mAH).
Model compatibility
- Supports up to 4 handsets using one phone socket.
- Compatible with DSS 3405 additional handsets.
- Headset compatible.
Manual page author
Emily Carter
User documentation editor