Paperless printing calculator with a 12-digit display is a unique, powerful calculator that's great for those that need the power of a printing calculator with the functionality of a desktop calculator. Five-line, secondary LCD lets you scroll back and forth up to 300 lines to refer back to your previous calculations. Check and Correct function allows you to quickly modify and recalculate entries for fast, simple updates. Cost/sell/margin keys simplify profit margin calculations by allowing you to simply enter two variables to automatically show the third variable. Whisper-quiet operation allows convenient use in any office environment. Paperless printing calculator also includes four-key memory, tax keys, change sign key, backspace key, rounding keys, selectable decimal and more.

Now you can get everything you want in a wireless keyboard and mouse combo - comfort, productivity, reliability and style. Customize the functions of 20+ keys and enjoy precise mouse tracking to work faster and smarter. This combo contains recycled materials and they're also easy to keep clean and sanitary.

Sleek, Stylish & Comfortable

This sleek, stylish keyboard includes legs that can be adjusted by up to 6 degrees while contoured keycaps and 2.0 mm travel delivers an accurate typing experience. A contoured mouse and grip design delivers every day comfort for left or right-handed users.

Customize to Optimize

Program 20+ keys on this keyboard with HP Accessory Center so you can reduce keystrokes and work smarter in your most used apps. Plus you can easily customize mouse DPI settings to control cursor speed and sensitivity.

Free Your Mouse

Working on different surfaces can cause your mouse to work erratically. Problem solved with a Multi-Surface Sensor. With better tracking, you're now free to mouse on more surfaces like marble. Plus this new sensor is more power efficient for an increased battery life.

Long Battery Life

Maximize productivity and avoid the frustration of frequent battery changes with a battery life of up to 20+ months for the keyboard and up to 24+ months for the mouse.

Yealink Wireless DECT Phones:

• W59R
• W56H
• W53H
• CP930W
• DD

• Decimal Setting F-6-3-2-1-0-A
• Rounding Setting
• Add Mode Selector
• Item Count Mode Selector
• Grand Total / Rate Setting Mode Selector

• Cost/sell/margin Key
• Tax Key
• Change Key
• Backspace Key
• Rounding Key
• 4 Independent Memory Key
• Plus/Minus Equal Key
• Grand Total Key
• Non-Add/Subtotal Key

• Indoor Range: 30m~50m (The ideal distance is 50m)
• Outdoor Range: 300m (in ideal conditions)
• Wall mountable
• External Yealink AC adapter: AC 100-240V Input and DC 5V/1.2A Output
• Operating humidity: 10~95%
• Operating temperature: 0~+40°C (+32~104°F)

• 1 x RJ45 10/100M Ethernet port
• Power over Ethernet (IEEE 802.3af), Class 1

• 655 Wireless Keyboard and Mouse Combo for business
• USB Dongle
• 2 x AA Batteries
• 2 x AAA Batteries
• Quick Start Guide
• Warranty Card