"This 4G LTE USB modem can use all Unlimited plan Simcard like #Digi #Infinite 100/80, #Umobile #GX50 #GX30, #YES4G #Konfem #Datafy #onexox #Unifi mobile, and it bypass hotspot limit to unlimited.
Frequency band
- High speed Just plug the adapter into your computer's USB port to wirelessly connect to a network or create a hotspot. Features:
-High speed wireless connection up to 100/150Mbps.
-Plug & play-only power source required.
-Internet sharing up to 10 WIFI devices.
-4G WIFI wireless access.
Specification:
Network type: FDD-LTE, WCDMA / HSPA
Data rate: FDD-LTE: UL100Mbps / dL 50Mbps
System support: 32 / 64BIT: WIN2000 / 2003 / XP / VISTA / WIN7 / WIN8 / WIN10 OS X 10.4 OR LATER / LINUX
USIM / SIM: MICRO 6 PIN SIM CARO INTERFACE
Memory extension: TF / SD CARD (UP TO 32GB)
WiFi Standard: 802.11b / g / n, Up to 100Mbps
USB VERSION / Charging mode: Standard USB2.0 high speed / USB charger
DRIVE: NO CD-ROM NEEDED, PLUG & PLAY TECHNOLOGY

UF904 no modified：
FDD: B1 (2100MHz), B3 (1800MHz),B5
Note: Yes 4g and U Mobile are not supported
Can use digi, maxis, celcom, yoodo, , webe, tune talk，onexox（unifi does not support ）

UF906
FDD: B1(2100MHz)/B3(1800MHz)/B5(850MHz) /B7/B8(900MHz)/B20
TDD: B38(2600MHz), B39(1900MHz),B40(2300MHz),B41(2500/2600MHz)
WCDMA: B1(2100MHz) / B5(850MHz) / B8(900MHz)
GSM: B3(1800MHz) / B8(900MHz)
UF906：Can use Yes 4g ，U Mobile，digi, maxis, celcom, yoodo, , webe, tune talk，onexox，（Unlimited data）（unifi does not support ）

RS850：
FDD: B1, B3, B5，B7，B8，B20
TDD: B40
WCDMA: B1/ B8
Can use Yes 4g ，U Mobile，digi, maxis, celcom, yoodo, , webe, tune talk，unifi，onexox，（Unlimited data）
RS850 can support locked frequency band and IMEI settings"