Kensington ProFit Ergo TB550 Trackball


Limited stock
€ 42,96
€ 51,98 incl 21% VAT
The Pro Fit® Ergo TB550 Trackball combines the feel of a wireless mouse with the convenience and accuracy of an advanced trackball. A sculpted ergonomic design with 45° tilt helps improve wrist and forearm alignment. The TB550 takes up less desk space than a conventional mouse and is more comfortable during extended use. Users can choose Bluetooth® Low Energy (LE) and 2.4GHz wireless connection options for maximum flexibility. The TB550 offers seven programmable buttons and adds an enhanced 4D scroll wheel that provides intuitive four-direction scrolling. It also features long-life rechargeable battery, made of 51% recycled plastic, and patented ball ejection system for easy cleaning.

Ergonomic Design

A sculpted design provides all-day comfort. The Pro Fit® Ergo TB550 features a unique 45° tilt that helps improve wrist and forearm alignment, and an enhanced 4D scroll wheel for an intuitive user experience.

Dual Wireless (Bluetooth® Low Energy (LE) + 2.4GHz) Connection Capability

The Pro Fit® Ergo TB550 includes a choice of Bluetooth® Low Energy (LE) and 2.4GHz wireless connection (2.4GHz nano receiver included).

Rechargeable Battery

The Pro Fit® Ergo TB550 provides up to 4 months of battery life with a single charge via USB-C® port.

Made With 70% Post-Consumer Recycled ABS

51% of overall plastic is recycled plastic.

Patented Cleaning System

The Pro Fit® Ergo TB550’s unique, easy-to-clean design features a built-in trackball ejection button to effortlessly remove the trackball for cleaning when needed.

High-Quality Optical Tracking

An optical sensor accurately tracks the 34mm thumb-operated trackball, giving users smooth cursor control and optimal precision. The trackball features 4 switchable cursor speeds (400, 800, 1200, and 1600 DPI).

Plug & Play Installation

Users will be up and running quickly thanks to Plug & Play Installation for simple setup. The trackball features 7 programmable buttons that can be personalized with free KensingtonWorks™ software to enhance productivity.

128-bit AES Encryption

The Pro Fit® Ergo TB550 includes government-grade 128-bit AES encryption for enhanced security to deter hackers from monitoring wireless connection and capturing sensitive information.


Product id 902552
Brand Kensington
Partnr K72196WW
EAN/UPC code 085896721963
Purpose Office
Device interface RF Wireless + Bluetooth
Movement detection technology Trackball
Scroll type Trackball/Wheel
Buttons quantity 9
Buttons type Pressed buttons
Movement resolution 1600 DPI
Customizable movement resolution Y
Number of movement resolution modes 4
Multi-device support Y
Programmable mouse buttons Y
Number of programmable buttons 7
Number of scroll wheels 1
Scrolling directions Vertical
Frequency band 2.4 GHz
Bluetooth version 3.0
Bluetooth Low Energy (BLE) Y
Certification CB, CE, FCC, ISED, Telec, RCM, SRRC, DoE, CEC, NRCan, BQB, WHQL
Form factor Right-hand
Ergonomic design Y
Product colour Black, Grey
Surface coloration Monochromatic
Material ABS synthetics, Aluminium, Plastic, Rubber
LED indicators Y
Country of origin China
Wireless range 10 m
Plug and Play Y
Power source Batteries
Rechargeable Y
Number of batteries supported 1
Battery type AA
Battery technology Alkaline
Battery capacity 500 mAh
Service life of battery 4 maand(en)
Operational conditions
Operating temperature (T-T) 0 - 40 °C
Storage temperature (T-T) -15 - 60 °C
Operating relative humidity (H-H) 0 - 85 procent
System requirements
Windows operating systems supported Windows 10
Mac operating systems supported Y
Mobile operating systems supported iOS 16
Other operating systems supported ChromeOS
Weight & dimensions
Width 93.44 mm
Depth 138.16 mm
Height 50.1 mm
Weight 142.6 g
Receiver width 15 mm
Receiver depth 19.05 mm
Receiver height 6.5 mm
Receiver weight 1.7 g
Packaging data
Receiver included Y
Wireless receiver interface USB Type-A
Receiver type Nano receiver
Batteries included Y
Warranty card Y
User guide Y
Quantity 1
Package width 59 mm
Package depth 104 mm
Package weight 268 g
Package height 169 mm
Package type Box