Product Specification: Product Model Number: KOOOL-K9 Wireless: 2.4g Optical Optical Resolution: 1000 1200 1600dpi Language System: 28 languages intelligent translation/text translation Voice Recognition Distance: 2 meters Wireless Distance: 10 meters Voice input: Chinese (Simplified/Traditional), English Support System: WindowsXP/7/8/10 MAC OS10.13 or below (subsequent continuous upgrade) Language Search: Dual-engine search (Baidu Big Data/AIMouse) Rechargeable Battery: 3.7V/600mAh Voice Control: Support custom password control Word Translation: Support text translation in 28 languages Voice Broadcast: Support Chinese and English voice broadcast Chinese and English Reading: Chinese (English) simultaneous Product Material: ABS Product Size: 113*53*24mm Product Net Weight: 73g Color: Passion red, space gray Product List: AI Smart Voice Mouse*1 Packing box*1 Manual*1 Certificate*1