CHERRY B.UNLIMITED - USB Wireless RF Keyboard - 104 Key - English (US) - Black - USB Wireless RF Mouse - Infrared - 2000 dpi - 3 Button - Scroll Wheel - QWERTY - Black - Symmetrical - AA, AAA - 1 Pack

Designed for continuous usage - over 20 mill. confirmations per key Multi-station capability operation of several wireless products in one room Easy to install, requiring no technical knowledge 3-button mouse: infrared sensor and adjustable resolution (1,000/2,000 dpi) with ergonomic side panels High-quality, pre-charged NiMH batteries from GP with a very low self-discharge Durable abrasion-proof laser inscription of key caps USB cable charging function for both keyboard & mouse - even when in use Data transmission using 128-bit encryption, complying to Advanced Encryption Standard (AES) Almost interference-free wireless 2.4 GHz technology (range of up to 10 metres) Keyboard awarded the "Blauer Engel" environmental seal