SMK-LINK VP6273 Bluetooth Wireless Calculator Keypad for Mac... The VP6273 Bluetooth Calculator Keypad increases productivity for notebook users. This Bluetooth numeric keypad combines the functions of a ten-key for spreadsheet data entry and a standalone calculator for the ultimate convenience. The VP6273 features an on/off switch, 12-digit LCD display and OS selector switch for 100% Mac/Windows compatibility. A built-in SEND key sends the calculated result directly into a spreadsheet to eliminate typing errors. No need to carry a receiver dongle when used with a Bluetooth system, the device offers Bluetooth transmission range up to 33 foot / 10-meter. Carry the 2-in-1 Bluetooth Calculator Keypad and travel light.