Full size ATX tower case made by SECC material, compatible to all types of motherboard Environmental friendly painting, without sharp edges Professional EMI spot design ensures no electromagnetic radiation 2 optional fans and special chassis air guide design ensure perfect cooling effect Multimedia keyboard: Ergonomic design and anti-strain character printing with 19 multimedia keys High quality plastic material injected by high precision mold Optical mouse: ergonomic design with advanced optical chipset technology for high precision Speaker: geometry design with acoustics technology modification Packing information: 1250 sets/40' HQ