LX-PI88 Wireless 2.4GHz 1000/1500dpi Mouse + 78-Key Keyboard - Black (4 x AAA)
Model LX-PI88 Quantity 1 Color Black Material ABS Key Number 78 Connection Method Wireless Power Supply 4 x AAA (Included) OS System Windows ME / 2000 / XP / Vista / Win 7 Other Features Wireless frequency: 2402MHz~2480MHz; Working frequency: 16pcs hopping automatically; Mouse rated current: 9mA / 3V; Keyboard rated current: 2.2mA / 3V; Trace system: Optical; Resolution: 1000 / 1500dpi; Plug and play. Packing List 1 x Wireless mouse 1 x Wireless keyboard 1 x Receiver 4 x Batteries