"The revolutionary smartphone."
January 15, 2006
January 15, 2018
TheoryCore X1 processor
4, 8, or 16 GB storage memory
Expandable SD card up to 32GB
3.7 V 1400 mAh Lithium-ion battery
Multi-touch touchscreen display
Proximity sensor Ambient light sensor Microphone Headset controls
Rear: 5 MP rear camera with autofocus, geotagging, flash, and 720p HD video recording Front: 1.3 MP front camera
Stereo speaker, 3.5 mm stereo audio jack
(850 900 1,800 1,900 MHz)
Tri-band UMTS/HSDPA 3.6 (850 1,900 2,100 MHz) Wi-Fi (802.11 b/g) Bluetooth 2.0 + EDR USB 2.0/Dock connector
TheoryPhone X was released in 2006 by Theorysonic. It is the first TheoryPhone X series and is the first to utilize a capacitive touch screen, USB OTG (On-The-Go), and a front camera for taking selfies.
What's in the box
1 x 3.5mm stereo headphones
1 x XCI charger adapter
1 x XCI USB 2.0 cable
1 x TheoryPhone X
1 x SIM removal pin
1 x SIM and microSD card tray
1 x User guide
1 x Documentation
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