ACK-3400 U • Super mini keyboard in shirt-pocket format - only 218 x 15 x 103 mm! • Modern design in noble, matt black „SoftSkin“ coating • Full functionality of a full-size layout keyboard • Extremely silent stroke and tactile feedback due to high-quality “X-Type” membrane technology • Blue illuminated status LEDs for Caps Lock, Num Lock and Scroll Lock • Plug & Play installation • Ideal for all mobile applications: Pocket-PC, PDA, Smartphone, Car Media, Navi-Configuration, Service etc.