---
product_id: 31891404
title: "Adesso Tru-Form 3500 - 2.4GHz Wireless Ergonomic Trackball Keyboard"
brand: "adesso"
price: "705.34 DT"
currency: TND
in_stock: true
category: "Adesso"
url: https://www.desertcart.tn/products/31891404-adesso-tru-form-3500-2-4ghz-wireless-ergonomic-trackball-keyboard
store_origin: TN
region: Tunisia
---

# Precision optical trackball 30ft wireless range 105-key split ergonomic layout Adesso Tru-Form 3500 - 2.4GHz Wireless Ergonomic Trackball Keyboard

**Brand:** adesso
**Price:** 705.34 DT
**Availability:** ✅ In Stock

## Summary

> ⌨️ Elevate your workspace comfort and control—wireless, ergonomic, and built to perform!

## Quick Answers

- **What is this?** Adesso Tru-Form 3500 - 2.4GHz Wireless Ergonomic Trackball Keyboard by adesso
- **How much does it cost?** 705.34 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/31891404-adesso-tru-form-3500-2-4ghz-wireless-ergonomic-trackball-keyboard)

## Best For

- adesso enthusiasts

## Why This Product

- Trusted adesso brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Ergonomic Mastery:** Split key design and integrated wrist rest reduce strain and combat Carpal Tunnel Syndrome, keeping your hands happy during marathon work sessions.
- • **Multifunctional Hotkeys:** 13 Windows and 7 multimedia hotkeys put essential commands and media controls at your fingertips—work smarter, not harder.
- • **Seamless Wireless Freedom:** Stay untethered with a robust 2.4GHz connection up to 30 feet—perfect for flexible workspaces and clutter-free desks.
- • **Trackball Precision Control:** Built-in optical trackball minimizes muscle movement, offering smooth cursor control without reaching for a mouse—boosting productivity and comfort.
- • **Long-Lasting Power Efficiency:** Auto sleep and power switch extend battery life up to 6 months, so you stay powered without constant interruptions.

## Overview

The Adesso Wireless Ergonomic Keyboard WKB-3500UB combines a 105-key split ergonomic layout with a built-in optical trackball and 2.4GHz wireless technology offering up to 30 feet of range. Designed to reduce wrist and forearm strain, it features an integrated palm rest, 20+ hotkeys for enhanced productivity, and a battery life lasting up to 6 months. Ideal for Windows users seeking a clutter-free, comfortable, and efficient typing experience.

## Description

The Adesso 2.4 GHz Wireless Ergonomic Trackball Keyboard offers you an advanced input device with ergonomic design, multifunctional features and a wireless range of up to 30 feet. The design of this keyboard with splitted key zones and gently sloped encourages natural position of hands, wrists, and forearm in maximum comfort for long use. The keyboard also features an integrated trackball which can take the place of your mouse, making it easier to control the movement of the cursor in your personal computer. Specifications: Key Layout: 105-Key US Layout Key Type: Membrane Connection: 2.4GHz Radio Frequency Wireless Technology Working Range: 30 ft (10m) Battery: (2) AAA Trackball: Built-in Indicators: Num Lock, Caps Lock & Low Battery Windows Hotkeys: 13 (Home, Back, Forward, Refresh, Search, Favorites, Sleep, Wake Up, Power Off, Calculator, My Computer, Music & Email ) Multimedia Hotkeys: 7 (Play/Pause, Previous Track, Next Track, Volume Up, Volume Down, Mute & Eject) Dimensions: 20.5 x 9.3 x 1.5″ (521 x 235 x 38 mm) Weight: 2.0 lbs. (844 g) Requirements: Operating System:Windows 2000 / XP / Vista / 7 / 8 / 10 Connectivity Interface: USB port for wireless receiver

## Features

- Wireless Technology - Works up to 30 feet of wireless distance. Operates on 12 different channels, each with 65,536 different IDs.
- Built-in Trackball with Optical Sensor - Tracks accurately and precisely with less muscle movement for maximum comfort.
- Ergonomic Contour Design - Minimizes forearm muscles from twisting and pains from Carpal Tunnel Syndrome
- Integrated Palm Rest - Keeps your wrists in the most comfortable position.
- Split Key Design - Encourages natural position of hands, wrists and forearms for maximum comfort.
- Full Size Desktop - Provides a better typingh experience.
- Membrane Switch - 5 Million keystroke lifecycle for a quiet and fast typing experience.
- Auto Sleep and Power On/Off Switch - Maximizes your battery life up to 6 months.
- Wireless Receiver - Small and convenient to plug into to your laptop or tablet.
- Membrane Key Layout: 105-Key US Layout
- Connection: 2.4GHz Radio Frequency Wireless Technology with 30ft working range
- Battery: (2) AAA, Included

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00DN7DMWK |
| Additional Features | Ergonomic, Split Keyset Design, Wrist Rest |
| Antenna Location | Office |
| Best Sellers Rank | #5,408 in Our Brands ( See Top 100 in Our Brands ) #1,050 in Computer Keyboards |
| Brand | Adesso |
| Built-In Media | Keyboard, receiver, battery, QSG |
| Button Quantity | 87 |
| Color | Black |
| Compatible Devices | PC |
| Compatible Operating System Family | Windows |
| Connectivity Technology | 2.4GHz Radio Frequency Wireless Technology |
| Customer Reviews | 3.4 out of 5 stars 150 Reviews |
| Enclosure Material | Plastic |
| Global Trade Identification Number | 00783750005517 |
| Hand Orientation | Ambidextrous |
| Item Dimensions L x W x H | 20.5"L x 9.3"W x 1.5"H |
| Item Highlight | Ergo, Trackball Mouse Combo Design, Wrist Rest, USB Dongle, Split Keyboard for Windows |
| Item Type Name | Ergonomic Computer Peripherals |
| Item Weight | 1 kg |
| Keyboard Description | Ergonomic |
| Keyboard Layout | QWERTY |
| Keyboard Plate Material | Plastic |
| Language | English |
| Manufacturer | Adesso |
| Mfr Part Number | WKB-3500UB |
| Minimum Required Operating System Version | Windows 2000 Professional |
| Model Name | WKB-3500UB |
| Model Number | WKB-3500UB |
| Number of Batteries Required | 2 |
| Number of Items | 1 |
| Number of Keys | 105 |
| Number of Packs | 1 |
| Number of Sections | 3 |
| Power Source | Battery Powered |
| Processor Count | 1 |
| Recommended Uses For Product | Office |
| Series Number | 3500 |
| Special Feature | Ergonomic, Split Keyset Design, Wrist Rest |
| Style Name | WKB-3500UB |
| Switch Type | Linear |
| Theme | Ergonomic |
| Total USB 2.0 Ports | 1 |
| UPC | 783750005517 007837500055 |
| Unit Count | 1 Count |
| Warranty Description | 1 Year Limited Manufacturer Warranty |

## Product Details

- **Brand:** Adesso
- **Color:** Black
- **Compatible Devices:** PC
- **Connectivity Technology:** 2.4GHz Radio Frequency Wireless Technology
- **Keyboard Description:** Ergonomic
- **Material:** Plastic
- **Product Dimensions:** 20.5"L x 9.3"W x 1.5"H
- **Recommended Uses For Product:** Office
- **Special Feature:** Ergonomic, Split Keyset Design, Wrist Rest
- **Style:** WKB-3500UB

## Images

![Adesso Tru-Form 3500 - 2.4GHz Wireless Ergonomic Trackball Keyboard - Image 1](https://m.media-amazon.com/images/I/71MPRXKPDLL.jpg)

## Questions & Answers

**Q: Is it plug and play or is a driver required? Evil IT overloads do t allow them**
A: I bought a couple of these, i never had to deal with drivers , i used on windows 7,8,10, linux (centos,fedora,ubuntu), and works even before loading the OS (for bios setup) . i'm a tech person, i never had issue with these keyboards, just connect and go. regards

**Q: Does this keyboard have a left/right mouse click?**
A: yes.  the right and left are on either side of the mouse.  i have had mine for about 3 years.

**Q: Does this have a scroll wheel?**
A: This model does not have a scroll wheel, just a trackball.

**Q: Is the trackball responsive, compared to a regular trackball mouse?**
A: I don't use the trackball. I have a wireless mouse. However, it works jus the same.

## Frequently Bought Together

- Adesso WKB-3500UB Tru-Form 3500, 2.4GHz Wireless Ergonomic Trackball Keyboard
- Adesso WKB-3150UB - Wireless Ergonomic Keyboard with Built-in Removable Trackball and Scroll Wheel, Split Key, Long Battery Life, Small and Portable -Compatible for Laptop/Desktop/PC/Windows XP/7/8/10

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**Shop now:** [https://www.desertcart.tn/products/31891404-adesso-tru-form-3500-2-4ghz-wireless-ergonomic-trackball-keyboard](https://www.desertcart.tn/products/31891404-adesso-tru-form-3500-2-4ghz-wireless-ergonomic-trackball-keyboard)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-11-13*