K400 FEATURE
Classic presentation control
A familiar, easy-to-use layout for lessons, meetings, and talks.
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K400 · 39 ft wireless · 328 ft laser
Present with ease.
Move freely around the room.
Advance or go back through slides from up to 39 ft (12 m) away, and use the red laser pointer to highlight key points. Plug in the USB receiver for plug-and-play operation—no additional software or drivers required.
Up to 39 ft / 12 m wireless controlRed laser up to 328 ft / 100 mReceiver stores inside presenter
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K400 · CLASSIC PRESENTATION CONTROL
Simple controls. Confident delivery.
Move through slides, highlight key points, and manage the screen from one compact presenter.
01
Controls you can find by touch
Contoured keys and a textured grip help make the remote comfortable and intuitive to handle.
02
Highlight key information
Use the red laser pointer to direct attention to details on the screen.
03
Keep the receiver with you
Store the USB receiver inside the presenter, then plug it into your computer to get started.
04
Ready for the room
A practical remote for classroom lessons, business meetings, speeches, and presentations.
Technical overview
K400 specifications
Designed for classrooms, meetings, speeches, and presentations, the K400 provides slide navigation, a red laser pointer, and black-screen and full-screen controls in a compact handheld design.
- Review the listed specifications and check that the receiver fits your computer.
- Confirm compatibility and range for your setup before ordering.
| Wireless control range | Up to 39 ft (12 m), as stated in supplied listing |
| Laser pointer range | Up to 328 ft (100 m), as stated in supplied FAQ |
| Controls | Slide forward/back, red laser, full-screen, and black-screen functions |
| Setup | Plug-and-play USB receiver; no additional software or drivers required |
| Receiver storage | USB receiver stores inside the presenter body |
| Power | 2 AAA batteries required; not included |
| Battery life | Described as lasting months under typical use; actual life varies by use |
| Operating systems | Windows 2000, XP, Vista, 7, 8, 10; macOS; Linux (as listed) |
| Compatible software | PowerPoint, Word, Excel, ACDSee, Keynote, Numbers, Pages, Google Slides, Prezi, websites, and PDF (as listed) |
| Supported devices | 1 personal computer; laptop or desktop |
| Connectivity | Radio frequency via USB receiver |
| Package contents | Presenter and USB receiver; a cushioned carry case is shown in supplied product content. Confirm final bundle contents. |
Wireless control range is listed as up to 39 ft (12 m); laser pointer range is listed as up to 328 ft (100 m). Two AAA batteries are required and not included. Compatibility depends on operating system and software version. Confirm the selected computer setup and package contents before ordering.
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OEM/ODM & Amazon seller supply
RIELTECH has long supplied Amazon sellers and welcomes marketplace sellers across Walmart Marketplace, eBay, AliExpress, Shopee, Lazada, Mercado Libre, TikTok Shop, Noon, and other channels. OEM/ODM options include silk-screen logo printing and custom packaging, with flexible order quantities. Samples typically take 3–5 working days; production is around one week after specifications are confirmed. Share your quantity for a competitive bulk quote.
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