---
product_id: 560095288
title: "SayoDevice O3C OSU Keyboard with Rapid Trigger Hall Switches, Magnetic Linear Switches, Button and Screen, Copy Paste, Shotcut, Macro Hotswap Mini"
brand: "btxetuel"
price: "VT21769"
currency: VUV
in_stock: true
reviews_count: 8
category: "Btxetuel"
url: https://www.desertcart.vu/products/560095288-sayodevice-o3c-osu-keyboard-with-rapid-trigger-hall-switches-magnetic
store_origin: VU
region: Vanuatu
---

# 3 magnetic linear switches for precision 0.96" IPS color screen, 160x80 res Hot-swappable Hall magnetic switches SayoDevice O3C OSU Keyboard with Rapid Trigger Hall Switches, Magnetic Linear Switches, Button and Screen, Copy Paste, Shotcut, Macro Hotswap Mini

**Brand:** btxetuel
**Price:** VT21769
**Availability:** ✅ In Stock

## Summary

> 🎯 Elevate your command center with the BTXETUEL O3C — where precision meets personalization.

## Quick Answers

- **What is this?** SayoDevice O3C OSU Keyboard with Rapid Trigger Hall Switches, Magnetic Linear Switches, Button and Screen, Copy Paste, Shotcut, Macro Hotswap Mini by btxetuel
- **How much does it cost?** VT21769 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/560095288-sayodevice-o3c-osu-keyboard-with-rapid-trigger-hall-switches-magnetic)

## Best For

- btxetuel enthusiasts

## Why This Product

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

## Key Features

- • **Dynamic Control Knob:** Personalize your workflow by assigning any function to the rotary knob—scroll playlists, adjust settings, or trigger macros effortlessly.
- • **Seamless Customization:** Hot-swap any Hall magnetic switch with a single click—no tools, no hassle, just pure adaptability.
- • **Vibrant Visual Feedback:** Stay informed and inspired with a crisp 0.96-inch IPS color screen that displays key counts and custom IDs.
- • **Blazing Fast Connectivity:** Type-C USB 2.0 with an 8000Hz polling rate ensures lag-free performance for gaming and productivity alike.
- • **Precision at Your Fingertips:** Experience ultra-responsive typing with 3 magnetic linear switches designed for flawless input.

## Overview

The BTXETUEL with SayoDevice O3C OSU Keyboard is a compact, high-performance input device featuring 3 magnetic linear Hall switches, a customizable 0.96-inch IPS color screen, and a versatile rotary knob. It supports hot-swappable switches and connects via USB-C with an ultra-fast 8000Hz polling rate, making it ideal for gamers and professionals seeking precision, customization, and speed in a sleek, portable design.

## Description

1. Interchangeable Switches: Supports all Hall magnetic switches, with a simple click to calibrate. 2. IPS Color Screen: With 0.96 inch IPS color screen, visible button area and key counting. 3. Custom screen: the first line of text on the screen can be adjusted, e.g. B. writing your own ID. 4. Customizable rotary knob: The button can also be adjusted with any key, e.g. B. to scroll through the song list. 5. O3C OSU Keyboard: This keyboard has 3 magnetic linear switches, 1 knob, 1 screen! Type-C USB 2.0 High Speed 8000Hz

Review: Best Geometry Dash Device for bad setups with poor latency. - Perfect for GD. It is very durable. It is very easy to use. The color of the screen is perfect! It has a USB-C Cable, and it works very well with computers! I do not recommend buying for mobile devices, as due to the Operating system, the device runs with severe delay.
Review: Amazing product! Would recommend for geometry dash!Improved skill! - I used this for geometry dash and its very nice! The customisable features are beyond limits, its fast triggering and overall amazing. The connectivity is easy to do, just plug it in and head to the website! I recommend this to people who want to get better at geometry dash because this says actually improved my skill! 10/10! Although, the price could be better.

## Features

- O3C OSU Keyboard: This keyboard features 3 magnetic linear switches, 1 slider, 1 screen. Type-C USB 2.0 High Speed 8000Hz
- Interchangeable Switches: Supports all Hall magnetic switches, with a simple click to calibrate.
- IPS Color Screen: With 0.96 inch IPS color screen, 160*80 resolution, visible key area and key counting.
- Custom screen: the first line of text on the screen can be adjusted, e.g. B. writing your own ID.
- Custom rotary knob: the knob can also be adjusted with any button, e.g. B. to scroll through the song list.
- Note: Sometimes the keyboard needs to perform "calibration" before first use or after firmware upgrade (the steps are shown in the picture).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C5JTVQNN |
| Antenna Location | Gaming |
| Best Sellers Rank | 1,999 in Computers & Accessories ( See Top 100 in Computers & Accessories ) 28 in Keyboards (Computers & Accessories) |
| Box Contents | 3 Hall magnetic switches, knob, screen |
| Brand | BTXETUEL |
| Brand Name | BTXETUEL |
| Button Quantity | 3 |
| Colour | black |
| Compatible Devices | ['Laptop', 'PC', 'Mac'] |
| Compatible Operating System Family | Linux, MacOS, Windows |
| Compatible Tablet Computer Models | Lenovo Tab M10 (3rd Gen) |
| Compatible devices | ['Laptop', 'PC', 'Mac'] |
| Connectivity Technology | USB-C |
| Connectivity technology | USB-C |
| Country of Origin | China |
| Customer Reviews | 4.6 out of 5 stars 984 Reviews |
| Enclosure Material | Plastic |
| Hand Orientation | Ambidextrous |
| Item Dimensions L x W x H | 6.4L x 5.1W x 3.8H centimetres |
| Keyboard Backlighting Color Support | RGB |
| Keyboard Description | Gaming |
| Keyboard Layout | QWERTY |
| Keyboard description | Gaming |
| Manufacturer | BTXETUEL |
| Manufacturer Part Number | Sayodevice-O3C |
| Model Name | Sayodevice-O3C |
| Model Number | Sayodevice-O3C |
| Number of Keys | 3 |
| Number of Sections | 1 |
| Power Source | Corded Electric |
| Product Features | Magnetic |
| Recommended uses for product | Gaming |
| Special feature | Magnetic |
| Style Name | Game |
| Switch Type | Linear |
| Theme | Games |
| Unit Count | 1.0 count |
| Water Resistance Level | Not Water Resistant |

## Product Details

- **Brand:** BTXETUEL
- **Colour:** black
- **Compatible devices:** ['Laptop', 'PC', 'Mac']
- **Connectivity technology:** USB-C
- **Keyboard backlighting colour support:** RGB
- **Keyboard description:** Gaming
- **Product dimensions:** 6.4L x 5.1W x 3.8H centimetres
- **Recommended uses for product:** Gaming
- **Special feature:** Magnetic
- **Style:** Game

## Images

![SayoDevice O3C OSU Keyboard with Rapid Trigger Hall Switches, Magnetic Linear Switches, Button and Screen, Copy Paste, Shotcut, Macro Hotswap Mini - Image 1](https://m.media-amazon.com/images/I/81JFFsJ-HyL.jpg)

## Available Options

This product comes in different **Color** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Best Geometry Dash Device for bad setups with poor latency.
*by G***6 on 21 April 2026*

Perfect for GD. It is very durable. It is very easy to use. The color of the screen is perfect! It has a USB-C Cable, and it works very well with computers! I do not recommend buying for mobile devices, as due to the Operating system, the device runs with severe delay.

### ⭐⭐⭐⭐⭐ Amazing product! Would recommend for geometry dash!Improved skill!
*by B***Y on 12 April 2026*

I used this for geometry dash and its very nice! The customisable features are beyond limits, its fast triggering and overall amazing. The connectivity is easy to do, just plug it in and head to the website! I recommend this to people who want to get better at geometry dash because this says actually improved my skill! 10/10! Although, the price could be better.

### ⭐⭐⭐⭐⭐ 5 stars great gaming device
*by C***D on 19 April 2026*

Good quality item great for geometry dash or osu good colour fits my setup perfectly small enough to not get in the way good price, won't break easily and it's really easy to use rapid tap/trigger really useful

## Frequently Bought Together

- BTXETUEL SayoDevice O3C OSU Keyboard Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad.…
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**Shop now:** [https://www.desertcart.vu/products/560095288-sayodevice-o3c-osu-keyboard-with-rapid-trigger-hall-switches-magnetic](https://www.desertcart.vu/products/560095288-sayodevice-o3c-osu-keyboard-with-rapid-trigger-hall-switches-magnetic)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-20*