2.4G wireless keyboard and mouse combos super quality. fast shipping time. super after sales service 2.4 G wireless keyboard and mouse combos 1.2.4 G wireless radio frequence technology2.2.4G wireless timely hopping technology3.Resolution: 8000CPI4.Working distance of 2.4G wireless transmission is up to 10 meter5.Multi-level sleeping function save more power6.Low power and low current consumption ...