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A4Tech Bloody B2100 Gaming Desktop COMBO
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SKU:
ERGO-8250S
Genius Ergo 8250S Wireless Vertical Ergonomic Silent Mouse – 2.4 GHz USB Receiver – Compact Lightweight – Adjustable Optical Sensor 800 / 1200(Default) / 1600 DPI – Compatible with Windows®& Mac OS | Silver Black
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Description
Wireless Vertical Ergonomic Silent Mouse
Expert Features
- Natural Ergonomic Posture: Designed to reduce muscle strain by allowing your right hand to be in a more natural posture, relieving fatigue in the forearm and shoulder area.
- Silent Switch Design: Features a silent switch that reduces click noise, allowing you to work without disturbing others.
- Two Color Options: Available Silver Gray and Black Base.
- Wireless Connectivity: Operates at a 2.4 GHz RF frequency.
- Optical Sensor Engine: Equipped with an optical sensor for precise tracking.
- Adjustable DPI Settings: DPI resolution options include 800, 1200 (default), and 1600 for different levels of sensitivity.
- Multi-Button Layout: Includes 6 buttons—left, right, middle button with scroll, forward, and backward.
- Lightweight Design: Weighs approximately 97 grams, including the receiver.
- Compact Dimensions: Measures 78.3 x 111.2 x 73.8 mm (3.08″ x 4.38″ x 2.91″).
- System Compatibility: Compatible with Windows® 8, 10, 11 or later, and Mac OS X 10.8 or later.
- USB Receiver: Comes with a USB pico receiver for easy connection.
- Battery Included: Includes a AA alkaline battery.
- User Manual: Multi-language quick guide available for download.




Expert Specs
| Model name | Ergo 8250S |
|---|---|
| RF frequency | 2.4 GHz |
| Sensor engine | Optical |
| Resolution (DPI) | 800 / 1200(Default) / 1600 |
| Number of buttons | 6 (Left, right, middle button with scroll, forward, backward) |
| Silent | Yes |
| Egonomic | Yes |
| Other | — |
| Weight (grams) | Approx. 97 g (included receiver) |
| Dimensions (W x H x D) mm (inches) | 78.3 x 111.2 x 73.8 ( 3.08″ x 4.38″ x 2.91″ ) |
| User’s manual | Yes |
| System requirements | Windows® 8, 10, 11 or later / Mac OS X 10.8 or later / Available USB port |
| Colors | Champagne Gold, Silver Gray *Product color and images shown on the package are for reference ONLY. For actual items, refer to the physical goods contained herein. |
| What’s included | Ergo 8250S ( Wireless mouse ) USB pico receiver x 1 AA alkaline battery x 1 Multi-language quick guide |

Keyboard
GAMING/PRO KEYBOARD
OFFICE KEYBOARD
Mouse
OFFICE MOUSE
GAMING/PRO MOUSE
Wrist Rest
Intel® Processors
AMD Ryzen™ Processors
GeForce Nvidia
AMD Radeon™
Modding & Customization
KVM & HDMI Extenders / Splitters
Apex seat
