Cutting-Edge Responsiveness – Each advanced computer trackball mouse features a highly-accurate optical sensor to give you fast, precise tracking and movement
Larger Design, Ergonomic Comfort – This new wireless trackball mouse is bigger than its predecessor to give users a bigger palm rest and grip comfort stability. Supported OS- Windows 10, Windows RT8.1, Windows 8.1, Windows 7, Windows XP, macOS Sierra(10.12) .Update to latest version of each OS and installation of service pack may be necessary
8 Bendable Mouse Keys – The M-HT1DRBK work and gaming mouse features 8 thumb and finger buttons designed to support MMO and real-time strategy gaming
Multiple DPI Resolutions – Experience fast-twitch responsiveness and smoother pathing by choosing between 500/1000/1500 DPI with our 3-level DPI switch
Tilt Wheel Design – The synthetic ruby support bearings on the trackball and 8-button mouse buttons are further expanded by a left/right scrolling with tilt wheel

Expand Gaming and Work Efficiency with a Large, Precision Trackball Mouse.

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Synthetic Ruby Support Bearings Each trackball is fitted with large (2.5mm) synthetic ruby bearings to provide effortless glide and smoothness for precision operation. The large bearing size also requires less maintenance because it better resists dirt and grime.	8-Buttons and a Tilt Wheel Assign up to 10 different functions to fit your work or gaming needs with 8 built-in mouse keys and a left/right scrolling tilt wheel that provides limitless clicking combinations.	Precision Pointer Speed Expand your fast-twitch abilities or suit an application or screen resolution by swapping between three unique DPI speeds (500/1000/1500 DPI) on the fly.	Wide Scrolling Wheel Providing better grip and control over scrolling and tilt wheel use, our 7mm wheel width provides plenty of finger contact surface for fast, precise operation.

Assignable Functions

Download our free Elecom Mouse Assistant (Japanese only) to assign up to 10 frequently used functions to the buttons and tilt wheel.

Ultra-Fast Navigation

No need to click on the on-screen browser buttons to change pages or return to previous website. The fast forward and back navigation buttons at the thumb make it simple.

Easy-to-Clean Trackball

Remove built up dirt or grime by removing the trackball; it can be accessed underneath for easy ball and cradle maintenance.

Tactile Omron Switches

The left/right buttons use highly reliable and durable OMRON switches known for positive click feel, giving you enhanced feel and control to reduce misclicks.


	M-MT2DRSBK	M-DT2DRBK	M-DPT1MRXBK	M-XT3DRBK	M-MT1DRSBK	M-XT4DRBK
Trackball operation	Index finger control	Fingertip-based control	Fingertip-based control	Thumb-based control	Thumb-based control	Thumb-based control
Shape	Right-handed	Right-handed	Right-handed	Right-handed	Right-handed	Left-handed
Type	Wireless	Wireless	Wired/ Wireless / Bluetooth	Wireless	Wireless	Wireless
Size	Mobile size (S size)	L size	LL size	L size	Mobile size (S size)	L size
Weight	83g	112g	260g	128g	77g	128g
Scroll wheel	✓	✓	✓	✓	✓	✓
Number of Button	5	8	8	6	5	6
Corded USB			✓
Radio frequency	2.4 GHz	2.4 GHz	2.4 GHz	2.4 GHz	2.4 GHz	2.4 GHz
English manual		✓	✓	✓		✓