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Specification Main Features Wired/Wireless Bluetooth / 2.4G Interface Nano USB Receiver Others Multi-Device: 4 Devices Layout: Windows, Android, Mac, iOS Battery: 1 AA Alkaline Battery Battery Life: about 650H (12 Months) Receiver: Nano USB Receiver Physical Attribute System Requirements Windows, Android, Mac, iOS Color Black Dimensions 396mm x 145mm x 25mm Warranty Information Warranty 1 Year
