NOTE: Information is for reference only and may be subject to change.
| General Product Information | [Compliance Certification (CE) Link] |
| Warranty / Self Help | Please see the product support page for warranty information and frequently asked questions. |
| Category | Keyboard |
| Wireless Protocol | 2.4 GHz (Unifying) |
| Wireless Range | Up to 33 Feet or 10 Meters |
| Software Support (at release) | SetPoint verson 6.50 (keyboard programmable) Connection Utility: Unifying |
| NOTE: If software is available, check website for latest software release. | |
| OS Support (at release) | Windows XP, Windows Vista, Windows 7, Windows 8, Windows RT (ARM) |
| Keyboard Specifications | |
| Available Image(s) | ![[K400r Top View]](https://secure.logitech.com/assets/46733/19/wireless-touch-keyboard-k400r.jpg) ![[K400r Bottom View]](https://secure.logitech.com/assets/46733/22/wireless-touch-keyboard-k400r.jpg) |
| Connection Type | Wireless |
| Indicator Lights (LED) | None |
| LCD Display | None |
| Special Keys | FN key, Caps Lock, Scroll Lock |
| Connect / Power | On/Off switch |
| Battery Details | Removable, replaceable Size: AA Quantity: 2 Type: Alkaline |
| Battery Life | Up to 12 months |
| Gesture Support (Windows) | |
| One Finger | Pointer movement Tap-to-click Drag-n-drop |
| Two Fingers | Swipe up/down (vertical scrolling) Swipe left/right (horizontal scrolling) Tap with two fingers (Right Click) Spread/Pinch (Zoom +/-) |
| Other: Windows 8 Edge | Left Edge (switch applications) Right Edge (Show Charm bar) Top Edge (Show Application bar) |
| Receiver Specifications | |
| Available Image(s) |  |
| Connection Type | USB |
| USB VID_PID | 046D_C52B |
| USB Protocol | USB 2.0 |
| USB Speed | Full-speed |
| Receiver Size | Nano |
| Connect Button | No |
| Indicator Lights (LED) | None |
| Product Dimensions | ||||
| Product component | Width | Depth/Length | Height | Weight |
| Keyboard | 354 mm (13.94 inch) | 136 mm (5.35 inch) | 24 mm (0.94 inch) | 360g (12.7 ounce) |
| Receiver | 14 mm (0.55 inch) | 19 mm (0.75 inch) | 6 mm (0.24 inch) | 2 g (0.07 ounce) |
| Package Contents | |
| Available Image(s) | Not available |
| What is in the box | Keyboard with touchpad, Unifying receiver, batteries, USB extender/cable, User documentation |
| Additional Product Information |
| Product with built-in touchpad, functions as mouse with Left- and Right-click button and gesture support (see gesture section) |
Important Notice: The Firmware Update Tool is no longer supported or maintained by Logitech. We highly recommend using Logi Options+ for your supported Logitech devices. We are here to assist you during this transition.
Important Notice: The Logitech Preference Manager is no longer supported or maintained by Logitech. We highly recommend using Logi Options+ for your supported Logitech devices. We are here to assist you during this transition.
Important Notice: The Logitech Control Center is no longer supported or maintained by Logitech. We highly recommend using Logi Options+ for your supported Logitech devices. We are here to assist you during this transition.
Important Notice: The Logitech Connection Utility is no longer supported or maintained by Logitech. We highly recommend using Logi Options+ for your supported Logitech devices. We are here to assist you during this transition.
Important Notice: The Unifying Software is no longer supported or maintained by Logitech. We highly recommend using Logi Options+ for your supported Logitech devices. We are here to assist you during this transition.
Important Notice: The SetPoint software is no longer supported or maintained by Logitech. We highly recommend using Logi Options+ for your supported Logitech devices. We are here to assist you during this transition.
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