What is the ergonomic design feature of the Kensington Pro Fit Ergo TB450 Trackball?

The Kensington Pro Fit Ergo TB450 Trackball has a 45° tilt that helps improve wrist and forearm alignment, making it more comfortable during extended use.

What type of connection options does the Kensington Pro Fit Ergo TB450 Trackball offer?

The Kensington Pro Fit Ergo TB450 Trackball offers Bluetooth Low Energy and 2.4GHz wireless connection options.

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Kensington Pro Fit Ergo TB450 Trackball - Optical - Wireless - Bluetooth/Radio Frequency - 2.40 GHz - White - USB - 1600 dpi - Medium/Large Hand/Palm Size - Right-handed - AA Battery Suppor

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Optical
Wireless
Bluetooth/Radio Frequency
2.40 GHz
White
USB
1600 dpi
Medium/Large Hand/Palm Size
Right-handed
AA Battery Supported

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F, PROFIT ERGO TB450 EQ_WHITE_R

Model
Brand	Kensington
Type	Bluetooth Wireless

Wireless
Power Supply	1 x AA Battery

Additional Information
First Listed on Newegg	July 06, 2026

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Warranty

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Return for refund within: 30 days
Return for replacement within: non-replaceable
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Item#: 9SIAMG8M0X8853