Best Usb 3g Modem

Letotech Cross Wired USB Serial Cable DB9 CP2102 ZT232 USB RS232 to DB9 Null Modem Cable PC Control TV Cable (Null Modem Pinout)

CP2102+ZT232 usb serial null moldem DCE adapter cable for upgrading the old version desktop DB9 - DB9 cross wired null modem cable.
usb rs232 to db9 female adapter cable,CP2102+ZT232 chip..
This cable is mostly specially used in PC(host) - PC(host) communication, also called null modem cable.
Add a Null Modem RS232 serial port to your laptop or desktop computer through USB.This cable also can be used for PC control the TV, smart TV(as nowadays the TV is a computer).
Null modem PINOUT: DB9#2-TX(yellw), 3-RX(orang), 5-GND(blk), 7-CTS(green), 8-RTS(brown).

MULTI-FUNCTIONAL: Combines several converters for the price of one (e.g. SDI to HDMI, HDMI to SDI, Down up Cross Converter, etc.). Support both 3G level A and B on the input and output..
VERSATILE: Includes 4 x (3G/HD/SD)-SDI outputs, that allow it to be used as a 1 to 4 distribution amplifier. Output pair 1 can either be a copy of the SDI input (default) or the same as pair 2. The audio pairs in the SDI and HDMI outputs can be rearranged as required..
1 x (3G/HD/SD)-SDI InputOUPUTS: 1 x HDMI output.
2 x (3G/HD/SD)-SDI Active Loop-through or addition outputs.
ROBUST: Features aluminum case with easy to use LCD and button control system, metal thread locking DC power socket, USB port for control and firmware updates. Includes power supply, HDMI and USB cables..

USB Powered - no batteries or power adapter required. USB plug is built into modem. USB version 1.1, 2.0, and 3.0 compliant.
Supports the latest dial-up modem standards and faster Web browsing with V.92, V.90 and V.44.
Fast Connect Times with V.92 QuickConnect.
Fax Support - a Windows or Mac OS X (v10.6 or later) computer is required.
Compact Size - Great for the road or the office..

Type: sma antenna cellular high gain router antenna.
Frequency Range :850-960/1710-2170MHz | Gain :9dbi | Impedance:50Ω | VSWR ≤1.5 | Antenna Type：Magnetic Mount |Polarization :Vertical | Omni-directional.
Antenna Connector Type:SMA male connector | Antenna Length :1.4ft (420mm) Magnetic Mount diameter：65mm | Magnetic Base Cable Type :9.8ft (3M) RG58 coax cable.
Package Includes :1Pcs 3G antenna SMA male connector magnetic base mount + 1Pcs FME female to SMA female coax adapter.
900 mhz antenna magnetic is used for cell phone signal booster and cellular repeater / wireless wifi router, Usb Modem, Module, security camera, mobile hotspot, Trail Cameras Mobile Security Camera, Gateway and more.

Boost performance indoors or in fringe network areas by plugging this external antenna into your 3G/4G Air card modem or mobile Hotspots.

The wAP LTE Kit-US is a small weatherproof wireless access point with a built in cellular modem that supports 3G and 4G (LTE) connectivity.
Connect to the wAP’s built-in 802.11b/g/n wireless and access the LTE network from your phone or any other wireless device.
LTE cards are connected to two internal antennas with u.FL connectors, so if you want, you can unplug the connectors and add your own external LTE antenna for larger coverage.
Unit has the several powering options - 9-30v PoE-in by Ethernet port, DC jack and Automotive connector, very handy in mobile devices like car, bus or train.
RBwAPR-2nD&R11e-LTE-US includes LTE modem that supports LTE bands 2,4,5 and 12, mostly used by mobile operators in United States, Canada and Latin America.

Use as your primary Internet connection in areas that do not have strong broadband service.
Ideal for rural homes or homes that do not have strong broadband service..
Connect the LTE modem to your WiFi router and share connection with all your WiFi and wired devices..
Unlocked device will accept all Micro-SIM cards. AT&T, T-Mobile: device supports all mobile bands. Verizon: device supports limited bands. May not connect in some areas. LTE Category 4: Bands 2, 4, 5, and 12. 3G UMTS: Bands 2 and 5.
System requirements-Compatible 2G/3G/4G LTE Mobile Service (3FF Micro-SIM). Microsoft Windows 7, 8, 8.1, 10, Vista, XP, Mac OS (10.6.8. and newer) and other operating systems running a TCP/IP network (for accessing Web Management User Interface). Compatible browsers such as Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher (for accessing Web Management User Interface).

Direct Replacement for Low Gain Antennas included with many Cellular Products.
Boosts Signal Strength and Upload / Download Data Speeds on AT&T, Verizon, Sprint, T-Mobile, USCellular, Bell, Telus, Rogers, Telcel, Movistar and most other cellular carriers.
Compatible with any 3G/4G/LTE Broadband Router, Modem, Trail Camera or Amplifier / Booster with an SMA Antenna Jack.
5 dBi Omni Antenna Swivels and Tilts to Increase Weak Signal Reception and Improve Poor Internet Speeds from Remote Cell Towers.
SMA Male connector screws directly to modem / router / amp or magnetic base (sold separately).

The R11e-LTE6 is an LTE CAT6 modem that delivers up to 300 Mbps downlink and 50 Mbps uplink data rate with 3G and 2G network fallback..
CAT6 also features carrier aggregation and allows the device to use multiple bands at the same time..
This miniPCIe form factor modem is designed for international bands..
It can be used with any of our products that have miniPCIe slot (exceptions RB800 and RB4011)..

USB Powered - no batteries or power adapter required. USB plug is built into modem. USB version 1.1, 2.0, and 3.0 compliant.
Supports the latest dial-up modem standards and faster Web browsing with V.92, V.90 and V.44. An on-board controller and Digital Signal Processor....
Fast Connect Times with V.92 QuickConnect.
Fax Support - a Windows or Mac OS X (v10.6 or later) computer is required.
Compact Size - Great for the road or the office. Comes with a 2 year warranty..