SD Type : microSDXCApplication : High Speed Read and Write,MOBILE PHONE,tablet,NOTEBOOK,Tachograph,Monitoring,Speakers,Digital Devices,Robot,UAV,File StorageApplication Performance Class : A1Video Speed Class : V30UHS Level : U3Class Level : C10Package : YesRead/Write Speed : 75XType : TF / Micro SD CardBrand Name : SomnAmbuList : Mainland ChinaCertification : CE,FCC,RoHS ? High Storage Capacity :The SomnAmbulist High Speed Card offers a high storage capacity of up to 128GB A1, ensuring your mobile devices never run out of space. ? Versatile Compatibility :Designed for broad compatibility, this memory card is perfect for TVs, mobile phones, and other devices that support TF/Micro SD cards. ? Certified Quality :ating from Mainland China and certified RoHS, this memory card guarantees high-quality performance and safety standards. ? Compact Size :Despite its high storage capacity, the SomnAmbulist High Speed Card is compact and lightweight, making it easy to carry around. ? Fast Access :With its microSDXC type, this memory card ensures fast access to your stored files, enhancing your device's efficiency. Capacity Description: 8GB=approx. 7.3GB-7.6GB 16GB=approx. 14GB-15GB 32GB=approx. 28GB-29GB 64GB=approximately 57GB-59GB 128GB=approximately 118GB-120GB This is the difference in calculation between the manufacturer and your PC, please google "storage product capacity" for more information. 1GB as defined by PC = 1,073,741,824,000,000 bytes, while 1GB as defined by the market = 1,000,000,000,000 bytes 100% real capacity by H2testw. Please do not use cheap card readers for testing, the speed will be reduced due to low quality readers. Product Description: Name: TF Card Capacity: 8GB C10 16GB C10 32GB U1 64GB U3 128GB U1 128GB U3 Material: Epoxy resin Speed: Read 70MB / s, write 20MB / s Applicable devices: Desktop computers, laptops, surveillance equipment, cameras, cell phones Operating temperature: - 13°F to 185°F (- 25°C to 85°C) Storage temperature: - 40°F to 185°F (- 40°C to 85°C) Size: 15*11*1mm Weight: 5.3g Package includes: 1X TF card Notes on use: Note actual capacity: 8GB=approx. 7.3GB-7.6GB 16GB=approx. 14GB-15GB 32GB=approx. 28GB-29GB 64GB=approximately 57GB-59GB 128GB=approximately 118GB-120GB This is a calculated difference between the manufacturer and your PC, please google "storage product capacity" for more information. 1GB as defined by PC = 1,073,741,824,000,000 bytes, while 1GB as defined by the market = 1,000,000,000,000 bytes 100% true capacity by H2testw. Please do not use cheap card readers for testing, the speed will be reduced due to low quality readers.