Key Specifications:

• DOES THIS DEVICE NEED A SIM CARD: Yes it does Being that this device is T-Mobile locked it will work on any active T-Mobile Micro size SIM Card The sim card does come included,
• WHAT NETWORK FREQUENCIES ARE SUPPORTED BY THIS DEVICE: The Phone supports BandsFDD LTE: B2/4/12 WCDMA: B1/2/4/5 GSM: B2/3/5/8. Please contact T-Mobile and inquire whether they support these bands in your area to ensure the device will work Properly
• WELL, HOW LONG CAN IT LAST ME: A removable 1,800mAh battery that lasted for 6 hours of continuous streaming in our tests that's reasonable for a Small slick hotspot as well as a STANDBY TIME of 300 hours.
• This device will not work on any other network besides of the T-Mobile network it is a T-Mobile branded device and will only function for their Network
  A mobile hotspot provides Wi-Fi to up to 15 devices within 150 ft so that they can all access Internet on the blazingly fast 4G LTE Spectrum