EPOMAKER Th21 Triple-Mode Numpad

20% Hot Swappable RGB 2.4Ghz/Bluetooth 5.0/ Wired Numpad
This Quick Guide is an introduction to the use and functionality of the EPOMAKER TH21.
For in-depth guide of functionality of the customization software please refer to the manual that you can Find in the official epomaker website at https://epomaker.com/pages/software-downloads
Should you require more assistance please email us at [email protected]
REPLACING KEY CAPS AND SWITCHES
For a full guide on how to remove keycaps and switches scan the QR Code or type in
your browser: https://epomaker.com/blogs/guides/diy-guide-how-to-remove-andreplace-yourmechanical-keyboard-switches

Installing Switches
Before installing switches, be sure the pins are clean and straight, you may damage the switch otherwise.
Push Straight Down
Please be gentle. Be sure the pins are aligned with the slots.
Included Tools

Using the Switch Puller
The Switch Puller tool aligns Vertically to the mechanical switch to unclip the plastic securing the switch to the plate.
BASIC FUNCTION
| FN+1 | Short Press to Switch to BT1; Long Press to Pair Devices | FN+- | Backlights Brightness |
| FN+2 | Short Press to Switch to BT2; Long Press to Pair Devices | FN++ | Backlights Brightness + |
| FN+3 | Short Press to Switch to BT3 Long Press to Pair Devices | FN+. | Battery Check |
| FN+4 | Short Press to Switch to 2.4G Mode; Long Press to Pair Devices | FN++ | Backlights Speed- |
| FN+S | Wired Mode | FN+• | Backlights Speed+ |
| FN+6 | Toggle RGB Effects | FN+ Back | Battery Saving Mode |
| FN+7 | Toggle RGB Colors | Fn+ Enter (Long press3s in wirelessmode) | Turn on/off Numpad |
| FN+B | Calculator | Fn+ Esc (Long press 3s) | Reset the numpad |
PAIRING BLUETOOTH
- Hold Fn+1/2/3 for 3-5 seconds till the indicators flashes fast, the numpad is ready to pair.
- Turn on your Bluetooth device and find“TH21 BT5.0” or “TH21 BT3.0”, then connect. When the keyboard is connected to the Bluetooth device, the light on the 1/2/3 key stops flashing and the connection is done.
- Press Fn+1/2/3 to toggle between the Bluetooth devices 1/2/3.
PAIRING WIRELESS 2.4GHz
- Hold Fn+4 for for 3-5 seconds till the light flashes fast, the keyboard is ready to pair.
- Insert the 2.4G dongle to your device, the 4 key stops flashing green and the connection is done.
WIRED MODE
Toggle the switch to the wired mode, press Fn+5 till the T key lights up, and the keyboard enters to the wired mode successfully.
TIPS ON CHARGING
The Tab light is the battery indicator. When the numpad is at low battery, it flashes red; when the numpad is charging, the Tab key remains red light; when the numpad is fully charged, the indicator light is off.
TECHNICAL ASSISTANCE
For technical assistance, please email to [email protected] with your purchase order number and a detailed description of your issue. We normally respond to enquiries within 24 hours. If you purchased your keyboard from a distributor or not from any official store of Epomaker, please contact them directly for any additional help.
PRODUCT SPECIFICATIONS
| MODEL | EPOMAKER TH21 |
| KEYS AMOUNT | 21 Keys |
| STABILIZER TYPE | Plate-mounted |
| PCB TYPE | 3/5-pin Hotswap PCB |
| BATTERY CAPACITY | 1500mAh |
| CONNECTIVITY | Type-C Wired, 2.4 & Bluetooth Wireless |
| COMPATIBILITY | Windows/Mac/Linux/Android/iOS |
| DIMENSION | 88 x 133.5 x 51mm |
| WEIGHT | Around 0.3kg |
EPOMAKER COMMUNITY
Join our community and learn together with other keyboard enthusiasts.
![]() | discord.gg/2q3Z7C2 | ![]() | facebook.com/Epomaker |
![]() | reddit.com/r/epomaker | ![]() | tiktok.com/@epomakerkeyboard |
![]() | instagram.com/epomakerkeyboard | ![]() | twitter.com/EpomakerK |
WARRANTY
EPOMAKER’s Warranty covers any factory defects that might affect the proper functionality of your purchase. It doesn’t cover any damage that may occur from normal wear and tear. If your product is defective we will send you a replacement unit. Replacement units might require you to send the defective unit back to Epomaker.
We provide a 1 year warranty for our products when bought from our website (EPOMAKER.com). Your item will not be covered by your 1 year warranty if the inspection shows any sign of modification or changes unsupported by the original product, these include: Changing internal components, Assembling and reassembling the product, Replacing Batteries, etc. We will ONLY cover the item if it is bought from our official stores. You do not have a warranty with us if you bought the item from another reseller or likewise. Please contact the store that you bought your product from to resolve issues.

APEX CE SPECIALISTS LIMITED
Address: UNIT 3D NORTH POINT HOUSE, NORTH POINT BUSINESS PARK, NEW MALLOW ROAD CORK, T23 AT2P, IRELAND
Contact: Wells Tel: +353212066339
Email: [email protected]

Made in China
Manufacturer: Shenzhen Changyun Technology Co., Ltd.
Address: Seventh Floor, Kai Daer Building, No.168 Tongsha Road, Xili Street, Nanshan Disctrict, Shenzhen,Guangdong, CN
Email: [email protected]
Web: www.epomaker.com

























