This wireless mini keyboard with built-in trackball has a far-ranging & reliable radio-frequency transmission at 2.4 GHz up to 7 m (23 ft) away from the PC. With it‘s new bi-directional RF technology to simplify the connecting process, the built-in 9 mm optical trackball with mouse function & the modern design in noble, matt black Soft Skin coating it is a nice & comfortable keyboard. It is optimal for living rooms (HTPC), mobile usage as well as for training, conference & presentation facilities etc. Key count: 87-89 (depending on country layout) Construction of keyboard: Soft-Touch membrane technology Life expectancy: approx. 5 million strokes per key Switch travel: 3.0 ±0.5 mm total run Pressure point: 55 ±15 g Transmission frequency: 2.4~2.483 GHz, 16 Channels each of 232 IDs (&125 Channels&125 to differentiate keyboards in one room) Construction of trackball: ø 9 mm, optical scanning Effective operation distance: approx. 7 m Battery type: 2x AAA 1.5 V Power supply: Keyboard: 2.2~3.2 VDC Receiver: +5 VDC ±5 % Power consumption (avg.): Keyboard Operating: 22 m A (max.) Receiver: 60 m A (max.) Keyboard Standby: 0.58 m A Keyboard Sleep-Mode: 20 μA (after 30-40 min) Temperature: Operation: 0 °C up to +40 °C Storage: &12520 °C up to +65 °C Humidity: Operation & storage: 10 % up to 85 % rel. Content of delivery: Keyboard, USB (Universal Serial Bus) receiver, 1 pair of batteries, user manual
Colour: Black Certifi ed CE, FCC, WEEE/ Ro HS Compatibility: Windows 98SE / ME / 2000 / XP / Vista / Windows 7