---
product_id: 563247764
title: "SayoDevice O3C++ OSU Keyboard Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad (Black)"
brand: "btxetuel"
price: "€ 106.33"
currency: EUR
in_stock: true
reviews_count: 13
category: "Btxetuel"
url: https://www.desertcart.es/products/563247764-sayodevice-o3c-osu-keyboard-rapid-trigger-hall-switches-magnetic-linear
store_origin: ES
region: Spain
---

# 8000Hz ultra-fast polling rate Hall magnetic linear switches 0.96-inch IPS color screen SayoDevice O3C++ OSU Keyboard Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad (Black)

**Brand:** btxetuel
**Price:** € 106.33
**Availability:** ✅ In Stock

## Summary

> 🎯 Elevate your precision game with the SayoDevice O3C++ — where speed meets style.

## Quick Answers

- **What is this?** SayoDevice O3C++ OSU Keyboard Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad (Black) by btxetuel
- **How much does it cost?** € 106.33 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/563247764-sayodevice-o3c-osu-keyboard-rapid-trigger-hall-switches-magnetic-linear)

## 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

- • **Knob Your Way:** Fully programmable knob to control media, scroll lists, or assign macros—your workflow, your rules.
- • **Compact Powerhouse:** Sleek 4+4 key mini keypad with USB-C connectivity, perfect for on-the-go pros and gamers alike.
- • **Magnetic Switch Mastery:** Replaceable Hall magnetic linear switches deliver smooth, rapid triggers with effortless calibration.
- • **Precision at Lightning Speed:** Experience zero lag with an 8000Hz high-speed polling rate for flawless input recognition.
- • **Vibrant Customizable Display:** 0.96-inch IPS color screen lets you personalize your ID or shortcuts for instant access.

## Overview

The SayoDevice O3C++ OSU Keyboard is a compact, high-performance mini keypad featuring 8 Hall magnetic linear switches, a customizable 0.96-inch IPS color screen, and a programmable knob. With an ultra-fast 8000Hz polling rate and hot-swappable switches, it offers seamless customization and rapid response ideal for precision gaming and productivity on the go.

## Description

1.【Replaceable Switches】Supports any Hall magnetic Switches, with a simple click for calibration. 2.【IPS color Screen】With 0.96 inch IPS color screen,visible key range and button counting. 3.【Custom Screen】The first line of text on the screen can be customized, such as writing your own ID. 4.【Custom Knob】The knob can also be set with any key, such as to scroll through the song list. 5.【O3C++ OSU SayoDevice Keyboard】This keyboard with 4 magnetic linear switches, 4+4 keys keyboard,1 knob, 1 screen! TYPE-C,USB 2.0 high-speed 8000HZ.

Review: Just a cool little dude - Does as it says and works good
Review: Perfect for high precision games. - Perfect for osu and geometry dash. Rapid trigger works as intended. Sounds pretty good. Highly customizable as you can see. If you have a usb-c to usb-c cable lying around you can even use it on your phone. It's small and very portable. Feels great on your finger delicious. Smells great. 8k polling rate is there. Love the know. No lag. Very easy to use. Connection included is usb-c to usb-a. Perfect for high precision gaming.

## Features

- 【O3C++ OSU SayoDevice Keyboard】This keyboard with 4 Hall magnetic linear switches, 4+4 keys keyboard,1 knob, 1 screen! TYPE-C,USB 2.0 high-speed 8000HZ.
- 【Replaceable Switches】Supports any Hall magnetic Switches, with a simple click for calibration.
- 【IPS color Screen】With 0.96 inch IPS color screen,160*80 Resolution, visible key range and button counting.
- 【Custom Screen】The first line of text on the screen can be customized, such as writing your own ID.
- 【Custom Knob】The knob can also be set with any key, such as to scroll through the song list.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CH1FK7D3 |
| Best Sellers Rank | #5,716 in Video Games ( See Top 100 in Video Games ) #453 in PC Gaming Keyboards |
| Customer Reviews | 4.6 4.6 out of 5 stars (56) |
| Date First Available | August 31, 2023 |
| Item Weight | 6.3 ounces |
| Manufacturer | BTXETUEL |
| Product Dimensions | 3.4 x 2.2 x 1.4 inches |

## Product Details

- **Brand:** BTXETUEL
- **Color:** Black
- **Compatible Devices:** PC Laptop Desktop
- **Connectivity Technology:** USB-C
- **Included Components:** USB Cable
- **Keyboard Description:** Macro
- **Material:** Plastic
- **Recommended Uses For Product:** Gaming
- **Special Feature:** Knob, Screen
- **Style:** Modern

## Images

![SayoDevice O3C++ OSU Keyboard Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad (Black) - Image 1](https://m.media-amazon.com/images/I/610Nzeb5muL.jpg)
![SayoDevice O3C++ OSU Keyboard Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad (Black) - Image 2](https://m.media-amazon.com/images/I/711Sx01T4XL.jpg)
![SayoDevice O3C++ OSU Keyboard Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad (Black) - Image 3](https://m.media-amazon.com/images/I/71GxondLykL.jpg)
![SayoDevice O3C++ OSU Keyboard Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad (Black) - Image 4](https://m.media-amazon.com/images/I/71P0gaESz2L.jpg)
![SayoDevice O3C++ OSU Keyboard Rapid Trigger Hall Switches Magnetic Linear Switches Keyboard with Knob and Screen,Copy Paste,Shotcut,Macro Hotswap Mini Keypad (Black) - Image 5](https://m.media-amazon.com/images/I/810mCDVWBdL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Just a cool little dude
*by S***R on January 8, 2026*

Does as it says and works good

### ⭐⭐⭐⭐⭐ Perfect for high precision games.
*by M***O on August 14, 2025*

Perfect for osu and geometry dash. Rapid trigger works as intended. Sounds pretty good. Highly customizable as you can see. If you have a usb-c to usb-c cable lying around you can even use it on your phone. It's small and very portable. Feels great on your finger delicious. Smells great. 8k polling rate is there. Love the know. No lag. Very easy to use. Connection included is usb-c to usb-a. Perfect for high precision gaming.

### ⭐⭐⭐⭐⭐ Exactly what I ordered
*by A***S on December 27, 2025*

Came in on time and works well!

## 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 (Black)
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*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-01-30*