Microsoft ARC Wireless Keyboard

• Lightweight and Compact
• Stow able Nano Transceiver
• Wireless connection up to 2.4-GHz
• Battery Life Indicator

Microsoft Natural Ergonomic Keyboard 4000

• Zoom: Get a closer look quickly and accurately with the intuitive Zoom Slider.
Customizable Hot Keys: Perform common tasks, like opening documents and replying to email messages, with the touch of a button. Improved Number Pad: Quickly reach for commonly used symbols, such as equal sign, parentheses, and "Backspace." They are now located just above the number pad. Ergonomic Design: Type in total comfort—ergonomic design encourages natural wrist and arm alignment so you can work without discomfort.

Creative A520 Speakers 5.1

• Speaker Power: 5Watts RMS per channel (5 channels)
• Subwoofer: 12Watts RMS
• Frequency Response: 40Hz ~ 20kHz
• Signal-to-Noise Ratio (SNR): 75db
• Product Weight: 3.5KG
• Dimensions (HxWxD): Speaker (144x80x104)mm , Subwoofer (235x192x192) mm

Creative Inspire T3130 2.1 Multimedia Speaker System

• Speaker power: 5 Watts RMS per channel (2 channels)
• Frequency response: 40Hz ~ 20kHz
• SNR: >75dB
• Product Weight: Speaker( 355g), Subwoofer( 2.7kg)
• Dimensions (H x W x D)mm: Satellite(150 x 75 x 90)mm,Subwoofer(213 x 160 x 227 )mm

Creative SBS A35 2.0 Speaker Syestem

• Speaker Power: 1.0 Watt RMS per channel (2 channels
• Frequency Response: 100Hz ~ 15kHz
• Signal-to-Noise Ratio (SNR): 70dB