Inseego MiFi M2100 5G UW​​ 

The Inseego MiFi M2100 5G UW provides only wireless and wire connection through tether mode. -Art

Thanks for your inquiry. In order to set up voicemail you would follow these steps: 1) Dial into the voice mail system. If calling from a Verizon device, dial *86 2) Follow the prompts to create a password (4-7 digits) and a greeting. For any additional support in setting up your voicemail, please visit: https://www.verizon.com/support/voicemail/ -Christy

This is a seperate device from your cell phone. ~Freddy

This device does require a data plan which isn't an unlimited plan. Yes, it will work, but please keep in mind that streaming has high data demands. -James

No, the Inseego MiFi M2100 does not have an integrated Ethernet port. ~Ivone

This device does require a data plan which isn't an unlimited plan. Yes, it will work, but please keep in mind the data plan you will need to for the security cameras. https://www.verizon.com/internet-devices/inseego-mifi-m2100-5g-uw/ -Natasha

This will depend on your company's speed requirements. -Melissa

It is only for domestic us. -Melissa

You cannot install an external antenna on the Verizon MiFi M2100 5G UW because it doesn't have external antenna ports. Details and specs here: https://www.verizon.com/internet-devices/inseego-mifi-x-pro-5g-uw/ ~Maria