Extreme PRO SD Card up to 200MB/S 128GB 64GB A2 V30 U3 TF Card 32GB A1 Memory Card with SD Adapter

• Customization: Available
• Capacity: 32GB
• Type: TF Card
• Model NO.: TF0044
• Interface: ExpressCard Slot
• Card Slots: Single
• Installation: External
• Speed Grade: Class 10
• Model: Ultra
• Transport Package: Blister
• Specification: 1: 1
• Trademark: OEM
• Origin: China
• HS Code: 8523511000
• Production Capacity: 50000/Day

Product Description

About Capacity

About capacity:

16GB = approximately 14GB-15GB

32GB = approximately 28GB-30GB

64GB = approximately 58GB-60GB

128GB = approximately 115GB-120GB

256GB = approximately 224GB-240GB

This is calculation difference between manufacturer and your PC, please Google 'Memory card capacity' to get more information.

Your PC says 1GB = 1.073741824 Billion bytes where Market Defines 1GB = 1.00 Billion bytes.

 

About Speed:

Steps to verify the Capacity and Speed of the memory card

(1). Please use quality USB 3.0 card reader to verify all memory card by H2testw on PC.

 Real memory card should pass H2testw with no error.

(2). Please don't use cheap card reader to test Micro XC SD card, speed of Micro HC SD card will be reduced by 

low quality card reader.

(3). Micro HC SD memory card speed is greatly affected by card reader and the capacity you choose , 

USB port etc. Low quality device will 100% slow down card speed,1MB=1000KB.