2 to 5 business days
2.4GHz wireless ultra-thin keyboard mouse combos 10 m wireless transmission distance Ultra-thin keys, quick-witted, loudspeaker mute and easy to operate. System Support : Windows 98 / SE / ME / 2000 / XP / Vista/7 no need to drive. This design is high-grade and saves working space. Keyboard is ultra-thin sensitive and comfortable. Note: Use AAA battery (battery is not included)