Unisonic Model No. 6900 Transparent Clear Telephone
Best retro accessory for vintage decor enthusiasts and nostalgic design lovers.
Step back in time with this corded telephone, a unique piece from the 80s and 90s. Its transparent housing offers a fascinating view of the internal circuitry, a hallmark of retro electronics. Meticulously inspected and serviced by experts, this fully functional unit has been professionally refurbished to ensure reliability while preserving its authentic vintage charm. It may show minor signs of previous use, but it's ready to add a unique, functional style to any home or office.
$129.00
Owner Satisfaction
4.3
/ 5
Category Rank
102
/ 271
#102 in Corded Phones
Price vs Category Average
+23%
Above average
Condition
Vintage Refurbished
/ Vintage Refurbished
Who it's for
- Users prioritizing consistent, battery-free call reliability
- Retro tech enthusiasts looking for iconic, high-value collectibles
- Interior designers seeking a nostalgic, eye-catching vintage accent piece
Who should skip it
- Owners concerned about long-term plastic clarity and maintenance
- Users requiring modern conveniences like caller ID or speakerphone
- People who need to move freely while talking
Performance breakdown
Aesthetic Appeal
The transparent housing offers a striking, nostalgic window into vintage engineering.
Build Integrity
Refurbished components provide reliable daily operation despite the unit's age.
Call Clarity
Analog audio delivers a warm, authentic sound profile for standard calls.
Ease of Setup
Simple line-powered design ensures a quick, plug-and-play installation process.
Ergonomic Comfort
Classic handset shape prioritizes period-accurate design over modern ergonomic standards.
Feature Set
Basic functionality lacks modern conveniences like caller ID or digital memory.
Key Specs
Condition
Vintage Refurbished
Warranty
Limited 90-day warranty
Model Number
6900
Housing Material
Transparent clear plastic
Headset Jack Type
RJ9
Power Source Type
Line Powered
Keypad Type
Standard
Number of Lines
1
Know before you buy
No, the Unisonic 6900 is line-powered. It draws all necessary electricity directly from your telephone wall jack, so you do not need to worry about batteries or power adapters.
Yes, it functions as a standard analog corded phone. If you are using a VoIP service, simply plug the phone into the analog port on your service provider's modem or adapter.
Each unit has been professionally inspected and serviced to ensure full functionality. While the internal components are reliable, please note that the exterior casing may show minor cosmetic signs of previous use consistent with its age.
The phone features an RJ9 headset jack, which is the standard size for most traditional corded telephone headsets. Please verify that your headset uses an RJ9 connector for compatibility.
Yes, this refurbished unit comes with a limited 90-day warranty to ensure your peace of mind regarding its performance and reliability.
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Ready to buy?
$129