Appendix A Specifications
Technical Specifications
The following tables summarize the wearable terminal’s intended operating environment and general technical
hardware specifications.
Wearable Terminal
The following table summarizes the wearable terminal’s intended operating environment.
Table A-1
Technical Specifications
Item Description
Physical and Environmental Characteristics
Dimensions With standard battery: 5.7 inches L x 3.7 inches W x 1.0 inch H (14.2 cm L x 9.3
cm W x 2.6 cm H)
With extended battery: 5.7 inches L x 4.2 inches W x 1.0 inch H (14.2 cm W x 10.7
cm H x 2.6 cm D)
Weight With standard battery: 11.3 oz. (320 g)
With extended battery: 12.2 oz. (345 g).
Keyboard
WT4070/90: Two-color Alphanumeric Keypad or Triple-tap Alphanumeric
Keypad
Voice Only WT4090: Three programmable function keys
Display WT4090: Color 2.8 inch QVGA non-touch or touch screens
Voice Only WT4090: None
Main Battery Removable, rechargeable 3.7 VDC Lithium Ion battery.
Standard capacity: 2330 mAh (minimum)
Extended capacity: 4600 mAh (minimum)
Backup Battery Two NiMH batteries (rechargeable) 15 mAh 2.4 VDC (not user accessible)
Performance Characteristics
CPU XScale PXA270 processor at 520 MHz
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