2 IN 1 OFFICE COMBO
Model:K667G+M2018G
2.4G wireless combo
Each use a small USBreceiver and 2 AAA batteries
Plug and play (no drivers needed)
2 IN 1 MECHANICAL GAMING COMBO
Model:K477+M927/2.4G WIRELESSLOW PROFILEMECHANICAL COMBO
Model:K482+M917/2.4G WIRELESS LOW PROFILE MECHANICAL COMBO