---
product_id: 502451273
title: "CB-GK-33 Astra Hot Swappable 67 Key Wired + Bluetooth Mechanical Keyboard, 1000Hz Polling Rate, Per Key RGB, Software Customization, Outemu Blue Switches (Black)"
brand: "cosmic byte"
price: "S$105"
currency: SGD
in_stock: true
url: https://www.desertcart.sg/products/502451273-cb-gk-33-astra-hot-swappable-67-key-wired-bluetooth
store_origin: SG
region: Singapore
---

# 1000Hz ultra-fast polling rate Hot-swappable 3/5-pin switch support 1800mAh long-lasting battery CB-GK-33 Astra Hot Swappable 67 Key Wired + Bluetooth Mechanical Keyboard, 1000Hz Polling Rate, Per Key RGB, Software Customization, Outemu Blue Switches (Black)

**Brand:** cosmic byte
**Price:** S$105
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate your desk game with the Astra: where speed meets style and ultimate customization.

## Quick Answers

- **What is this?** CB-GK-33 Astra Hot Swappable 67 Key Wired + Bluetooth Mechanical Keyboard, 1000Hz Polling Rate, Per Key RGB, Software Customization, Outemu Blue Switches (Black) by cosmic byte
- **How much does it cost?** S$105 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/502451273-cb-gk-33-astra-hot-swappable-67-key-wired-bluetooth)

## Best For

- cosmic byte enthusiasts

## Why This Product

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

## Key Features

- • **Customize Your Vibe:** Per-key RGB lighting with 16.8 million colors and dynamic effects via intuitive software.
- • **Lightning-Fast Response:** 1000Hz polling rate ensures ultra-responsive keystrokes for work and play.
- • **Volume at Your Fingertips:** Dedicated volume roller for quick, precise audio control without leaving your workflow.
- • **Plug & Play Switch Freedom:** Hot-swap Outemu, Cherry MX, Gateron, Kailh switches without soldering—tailor your tactile feel instantly.
- • **Seamless Multi-Device Connectivity:** Switch effortlessly between 3 Bluetooth devices or wired mode with a single shortcut.

## Overview

The Cosmic Byte CB-GK-33 Astra is a premium 67-key mechanical keyboard featuring hot-swappable 3/5-pin switch compatibility, dual wired and Bluetooth connectivity supporting up to 3 devices, and a blazing 1000Hz polling rate. It boasts an 1800mAh battery for extended use, per-key RGB lighting customizable via software, and a convenient volume roller, making it the perfect blend of performance and personalization for professionals and gamers alike.

## Description

Cosmic Byte CB-GK-33 Astra Hot Swappable 67 Key Wired + Bluetooth Mechanical Keyboard, 1000Hz Polling Rate, Per Key RGB, Software Customization, Outemu Blue Switches (Black)

## Features

- HOT SWAPPABLE KEYBAORD- The Astra Keyboard is hotswappable and support easy swapping of switches of Cherry MX, Gateron, Kailh, Outemu and any other brand 3pin/5pin switches
- WIRED + BLUETOOTH- The Astra keyboard can be used in both wired and bluetooth mode. You can connect upto 3 Bluetooth devices simultaneously and easy switch between them with press of a shortcut.
- 1000Hz Polling Rate- The Astra Keyboard supports 1000Hz Polling Rate is both Wired and Bluetooth mode for the fastest response times.
- 1800mAH Inbuilt Battery- The Astra keyboard will last for a long time without needing to charge everyday with the inbuilt 1800mAh battery.
- Per Key RGB and Software- The Astra keyboard supports 16.8 million colors with many LED effects, customization through its software and keyboard shortcuts.
- Volume Roller- You can adjust the volume of the PC using the Volume roller easily accessible on the top right corner of the keyboard.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Cosmic Byte |
| Manufacturer | Cosmic Byte, Cosmic Byte Prakash Warehousing, S. No.163, Hissa No 1-2-3-4-5A-5B/2/1, Next to Gajanan Maharaj Warehousing, Phursungi, Pune 412308, Maharashtra, India |
| Series | CB-GK-33 Astra |
| Colour | Black |
| Item Height | 40 Millimeters |
| Item Width | 14 Centimeters |
| Product Dimensions | 32 x 14 x 4 cm; 900 g |
| Batteries | 1 Lithium Polymer batteries required. (included) |
| Item model number | CB-GK-33 Astra |
| Power Source | Battery Powered |
| Hardware Platform | Laptop, PC, Tablet |
| Operating System | Android, Linux, Mac OS X, Windows 10, iOS |
| Are Batteries Included | Yes |
| Lithium Battery Energy Content | 4 Watt Hours |
| Lithium Battery Weight | 0.7 Grams |
| Number of Lithium Ion Cells | 1 |
| Included Components | Keycap Puller, USB Cable |
| Manufacturer | Cosmic Byte |
| Country of Origin | China |
| Item Weight | 900 g |

## Product Details

- **Brand:** Cosmic Byte
- **Compatible Devices:** Laptop, Mobile, PC
- **Connectivity Technology:** Bluetooth
- **Keyboard Description:** Mechanical
- **Recommended Uses For Product:** Gaming, Office

## Images

![CB-GK-33 Astra Hot Swappable 67 Key Wired + Bluetooth Mechanical Keyboard, 1000Hz Polling Rate, Per Key RGB, Software Customization, Outemu Blue Switches (Black) - Image 1](https://m.media-amazon.com/images/I/61puZYdKGkL.jpg)

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**Shop now:** [https://www.desertcart.sg/products/502451273-cb-gk-33-astra-hot-swappable-67-key-wired-bluetooth](https://www.desertcart.sg/products/502451273-cb-gk-33-astra-hot-swappable-67-key-wired-bluetooth)

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*Product available on Desertcart Singapore*
*Store origin: SG*
*Last updated: 2026-07-08*