... 1.Multimedia keyboard,No Noise 2.Laser letter 3.8 Hot keys 4.Comfortable and fashion Description:1. Standard keys in ... ,key knocks life time 10,000,000 cycles.7. Competitive price with 1 year warranty. Specifications•Connection :USB,PS/2,or ... /103/105/107/109/110 available.•Humidity:10%--90% 2012 hot sell low price wired standard optical keyboard