??????
Acer
Advantech
Aegex
Alcatel
Amazon
Apple
Asus
AT&T
Bamboo
Barnes & Noble
Blackberry
BLU
BQ
Casio
Cisco
DELL
DigiLand
Ematic
Enspert
Fabrica
Fieldbook
FisherPrice
Flytech
Fuhu
Fujitsu
Gigaset
Google
HP
HTC
Huawei
IDEMIA
Insignia
Intermec
KURIO
Launch
LeapFrog
Lego
Lenovo
LG
Matic
Medion
Microsoft
Motorola
MSI
MTC
Nabi
Nextbook
Nokia
Nuvision
Nvidia
ONN
OPPO
Optus
Oregon Scientific
Panasonic
Pandigital
PBS
PEOPLENET
Prestigio
RCA
Safran
Samsung
Sharp
SmarTab
Sonim
Sony
Sprint
T-Mobile
Toshiba
Touch Dynamic
Trimble
Unistrong
Unitech
Verizon
ViewSonic
Visual Land
Vodafone
VTech
Wacom
WINMATE
Xiaomi
Xplore
Zebra
ZTE