Dell Pro Wireless Keyboard and Optical Mouse Combo, Black Safety Tape Logic™ Pre printed "If 58487 Tape Logic™ Pre printed "If Seal Is Broken" carton sealing tape in red white color measures 2" x 110 yds and has strong adhesive Spiral bound White sulphite bond paper is 2 hole punched and ruled the short way Powered by one of the industry's leading battery lives of up to 36 months Bluetooth: No Brand Name: Dell Color Family: Black Ergonomic: No Gaming: Non Gaming Interface Type: USB Mouse Style: Traditional Mouse Tracking Method: Optical Multi Device Support Type: Single Device Numeric Keypad: Yes Required Battery Size: AAA AA Touch Capability: No True Color: Black Wireless or Wired: Wireless