Amazon.com Return Policy: You may return any new computer purchased from Amazon.com that is "dead on arrival," arrives in damaged condition, or is still in unopened boxes, for a full refund within 30 days of purchase. Amazon.com reserves the right to test "dead on arrival" returns and impose a customer fee equal to 15 percent of the product sales price if the customer misrepresents the condition of the product. Any returned computer that is damaged through customer misuse, is missing parts, or is in unsellable condition due to customer tampering will result in the customer being charged a higher restocking fee based on the condition of the product. Amazon.com will not accept returns of any desktop or notebook computer more than 30 days after you receive the shipment. New, used, and refurbished products purchased from Marketplace vendors are subject to the returns policy of the individual vendor.
Function parameters (wireless keyboard and air mouse): Frequency range: 2401-2480 mhz operational range: Up to 10 meters transmit power: +4 db max. Operation voltage: 3.3v operation current: <50 ma charging current: <300 ma sleep current: <50μa. Function parameters (ir remote): Rated voltage: Dc 3v. Voltage range: 2.3v to 3.6v. Operation current: <20 ma. Sleep current: <2μa. Applicable equipment list: Hid compatible device usb port windows 2000 windows xp windows vista, windows ce, windows 7 linux (debian-3.1, redhat-9.0 ubuntu-8.10 fedora-7.0 tested) android os (with standard usb interface) hd player, tv set set-top box, dvd/vcd/cd equipment. Air conditioning remote control. Appendix technical parameters specification: Dimensions keyboard: 156*49.5*10 mm. Dimensions rf receiver: 19 x 14.3 x 6.15 mm. Weight: 74g. Ambient temperature: 0℃ - +70℃. Storage temperature: -65℃ - +150℃. Operational range: Up to 8 meters. Low-voltage (2.5v) condition's infrared emission. Distance: >6m. Package contents: Multifunction keyboard usb wireless receiver user manual usb charge cable.
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