Memory Card

Micro SD Card also called TF Card
Capacity : 256MB, 512MB , 1GB, 2GB, 4GB, 8GB, 16GB, 32GB, 64GB, 128GB, 256GB
Size : 15*11*1 MM
Compatibility: Mobile phone, Tablet pc, MP4, MP3, Digital camera, etc. 
Brand: Sandisk , Samsung , Neutral with your brand
class: Class2,Class4,Class6,Class10 (C2/C4/C6/C10) 
Package: plastic bag or blister package
Notification: there are many different quality in the marketing and price are very lower, if you want  make sure quality is good , pls contact us .we can make sure all of your memory card are full capacity.


SD Memory Card
Size : 24*32*2.1 MM
Brand: Sandisk , Samsung , Neutral With Your Brand

Speed Class: C2, C4, C6, C10

Capacity: 128MB, 256MB, 512MB, 1GB, 2GB, 4GB, 8GB, 16GB,32GB, 64GB,128GB,256GB
File system: FAT, FAT32(Above 2GB), exFAT(Above 64GB)
Flash Type: SLC/MLC
Controller: SMI
Input voltage: DC2.7-3.6V
Operating Temperature: -15~70℃

USB Chip

UDP Chip For USB Flash Drives
Interface Type: USB 2.0 
Capacity : 32 MB~128 GB
Chip Brand: Sandisk , Micron, Hynix, Toshiba etc.
Chip Project: Alcor, Chipsbank, SMI project etc
Writing Speed: 4MB – 8MB/s
Reading speed: 10 – 20MB/s
Chip Testing process: 
1. Confirm Chip Details with Customers
2. Purchasing Chip
3. Test the Chip Project and some details. Usually we use : Alcor, Chipsbank, SMI project etc.
4. Chip Mass Storage Production test & Format 
5. Chip Speed and Disk Checking Again.
Wrist PCBA USB Chips
Interface Type: USB 2.0 
Capacity : 32 MB~128 GB
Chip Brand: Sandisk , Micron, Hynix, Toshiba Etc.
Support OS: WINDOWS 98SE/ME/2000/XP/LinUx2.4.X / Mac OS / Windows 10,Windows 8 / 7
USB 2.0 Chip Writing speed: 4-10MB/s
USB 2.0 chip reading speed: 10-20MB/s
USB 3.0 Chip Writing speed: 10-50MB/s
USB 3.0 Chip Reading speed: 20-100MB/s
Notification: All of chip or usb flash drives before shipped , they will  be tested by our QC Department and make sure each one can work well .

More chips

short UDP USB 2.0
short UDP USB 3.0
UDP usb 3.0
common PCBA USB Chip
TypeC OTG USB Chip
OTG USB Chip for Android