Buy.com has Uniden Corded/Cordless Keypad Speakerphone & Digital Answering System w/ 3 Cordless Handsets / Chargers, TRU9488-3,Refurbished - $39.99 + free shipping.
Features
5.8 Digital Expandable System
10 Handset Expandability (Maximum)
Caller ID/Call Waiting Deluxe - To activate the Caller ID and/or VoiceMail features, you must subscribe through your local telephone company.
Digital Answering System with Handset Access
Banner Display - Name Each Handset
Base Keypad
Handset Speakerphone - This feature gives you the freedom to use the handset as a speakerphone.
Base Duplex Speakerphone
Programmable CID or Memory Locations at Handset/Base - 100
Do Not Disturb (DND) - Silence the phone so you can work without distractions.
Conference Calling- 4-Way
DirectLink Technology - 2-way Radio Communication
Mute & Hold Features
Advanced Phonebook Features: - Store up to 100 Names, Store Up to 2 Numbers per Name, Alphabetical Search, Personalized Ringers, Transfer Single Listing or Entire Phonebook
New Message Waiting Indicator with Alert Tone Option
Intercom or Call Transfer Between Handsets
20 Ringer Options - 10 melodies + 10 tones
10 Speed Dial Locations at Base
Trilingual Menu Displays - English / French / Spanish
Room Monitoring
Battery Level and Clock Display
Earpiece and Ringer Volume Control
Ringer Off Option
Find Lost Handset / Paging Key
Headset Compatible - Allows for an optional headset to be connected for convenient hands-free operation.
Belt Clip NOT Included
Handset Battery Type: BT-446 NiMH
Accessory Handset and Charging Cradle
Uniden Corded/Cordless Keypad Speakerphone & Digital Answering System $39.99 FS 
