AT&T DLP70090 Expansion Cordless Handset ONLY – Compatible ONLY with DLP73290, DLP73390, DLP73490, DLP73590 Base Systems – Long Range DECT 6.0, Bluetooth Connect to Cell, Intercom, Speakerphone
AT&T DLP70090 Expansion Cordless Handset ONLY – Compatible ONLY with DLP73290, DLP73390, DLP73490, DLP73590 Base Systems – Long Range DECT 6.0, Bluetooth Connect to Cell, Intercom, Speakerphone
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30-Day Hassle-Free Returns
30-Day Hassle-Free Returns
Not satisfied? Return your order within 30 days for a full refund or exchange — simple and easy.
✔ Easy return process
✔ Fast refunds
✔ No hidden conditions
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Fast U.S. Shipping
We ship within the United States only — no international delays.
✔ Processing time: 1–2 business days
✔ Delivery time: 3–7 business days
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About This
- Expansion Handset Only – Requires Compatible AT&T DLP73x90 Series Base (purchased separately) to register and use. Not a standalone phone.
- Easy Registration: Follow simple steps in the included guide or AT&T manual – most users register successfully in minutes; troubleshooting in manual for failures.
- Unsurpassed Long-Range DECT 6.0: Superior coverage and crystal-clear calls (antenna design + noise reduction); real-world range varies by home walls/interference.
- Full Feature Sync: Adds intercom, conference, speakerphone, call block, caller ID, and cell Bluetooth to your existing system.
- Battery & Charger Included: Rechargeable battery + desktop charger for placement anywhere with power outlet.
- Compatibility Check: Confirm your base model before purchase – see AT&T site or manual for full list.
Overview
- Brand : AT&T
- Color : Graphite & Black
- Telephone Type : Cordless
- Number of Batteries : 1 AAA batteries required. (included)
- Material : Plastic
- Power Source : Corded Electric
- Dialer Type : Tone Dialing
- Item dimensions L x W x H : 2.84 x 2.99 x 7.28 inches
- Answering System Type : Digital
- Compatible Devices : AT&T Landline Phone Network, Bluetooth-enabled Devices
WE MAKE SMART LIVING SIMPLE.
OUR TEAM HELPS SECURE YOUR HOME.
SmartHomeValueHub helps homeowners create safer, smarter, and more convenient living spaces with trusted smart home solutions built for everyday life.
From smart security cameras and smart locks to video doorbells, thermostats, lighting, and home automation essentials — we focus on products that improve real comfort, safety, and efficiency.
Our goal is simple: better protection, lower energy costs, and smarter daily living for every home.
Why Homeowners Trust SmartHomeValueHub
✔ Easy Setup
✔ Matter Compatible
✔ Smart Security
✔ Energy Saving
50K
HaSMART DEVICES INSTALLEDppy Clients
15+
YEARS OF SMART HOME EXPERTISE
98%
CUSTOMER SATISFACTION RATE
365
RELIABLE SUPPORT YEAR-ROUND
Smarter Security. Lower Bills. Easier Living.
SMART HOME FAQ
Yes — many modern devices support multiple platforms.
Matter-certified devices can work across Alexa, Google Home, and Apple HomeKit at the same time.
Not always.
Smart bulbs, plugs, cameras, and video doorbells are often easy DIY installations, while full security systems may need professional setup.
Many devices still work manually or through local control.
You may lose remote app access, but locks, lights, and thermostats often continue basic functions.
Security depends on the device and setup.
Use strong passwords, trusted brands, firmware updates, and secure Wi-Fi for better protection. Privacy and unauthorized access are common concerns in smart homes.
Most homeowners start with:
Smart Security Cameras
Smart Door Locks
Smart Thermostats
Smart Plugs
Video Doorbells
Yes.
Smart thermostats and smart plugs help reduce wasted energy by automating heating, cooling, and power usage.
It depends on your ecosystem.
Alexa → widest compatibility
Google Home → strong for Android users
Apple HomeKit → best privacy
Home Assistant → advanced control
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