# Featured Keyboard: Hesper64(100) Dual-Action

> A revolutionary concept: splitting one key into two. Introducing a low-profile maverick that packs 100-key functionality into a 60% layout.

- URL: https://www.keylabdb.com/en/blog/featured-keyboard-hesper64
- Published: 2026-03-07
- Category: Featured Keyboard
- Source: KeyLab DB (https://www.keylabdb.com)

## Introduction

This week’s featured keyboard is the **Hesper64(100) Dual-Action**, a device that has been turning heads in the community.
It defies the conventions of mechanical keyboards with its unique "physically split key" design.

> In this blog, we summarize the specs and anticipated highlights of the latest and most innovative devices.

## Key Features

- **Dual-Action Mechanism**: Physically separates the top (1/4) and bottom (3/4) of a single key to allow two distinct inputs per key.
- **Ultra-High Density Layout**: Fits up to 100 actions within a 60% footprint, matching the utility of a full-sized keyboard.
- **Premium Build**: Features a CNC-machined aluminum alloy top case and a distinct brass toggle switch.
- **QMK/VIA Support**: Fully customizable keymaps allow you to build your own specialized "eccentric" layout.

## Specifications

| Item         | Details                                  |
| ------------ | ---------------------------------------- |
| Layout       | 64-key base (expandable via Dual-Action) |
| Switches     | Tecsee Low-Profile (Custom Dual-Action)  |
| Connectivity | Wired USB-C / 2.4GHz / Bluetooth 5.3     |
| Materials    | Aluminum (Top) / ABS (Bottom)            |
| Software     | QMK / VIA Supported                      |

## Points of Interest & Concern

When considering this keyboard, the most critical (and debated) points are:

1. **Hot-swap Compatibility**:
   Due to the intricate physical link between the switch and the split keycaps, **standard hot-swapping is likely not supported**. Choosing the right switch from the start will be crucial.
2. **Learning Curve**:
   It requires training your fingers for a new "split-press" motion. However, once mastered, it holds the potential to execute any command without ever leaving the home row.

## Conclusion

The Hesper64(100) is more than just a compact keyboard; it is an ambitious attempt to physically solve the challenge of minimizing finger movement. While there are concerns regarding maintenance and switch swapping, its sheer ingenuity and premium feel make it a fascinating piece of hardware.

## Featured product

- **Hesper64(100) Dual-Action Low-Profile Keyboard** — 65%, 64 keys, Top mount, hot-swappable, USB-C / Bluetooth / 2.4GHz, from 265 USD ([Details](https://www.keylabdb.com/en/keyboard/05eb405f-d345-4676-acf7-6810302fc885))