The AT&T Wireless device uses the AT&T cellular network provide phone service to your cordless orcorded home phone(s) and Internet access to your computer and Wi-Fi enableddevices. Place it anywhere in your home, you have a strong wireless signal. It doesn't require a home phone wall jack, unlike traditional home phone service. The AT&T Wireless Internet device offers many calling services, such as Voicemail, Caller Number ID, Call Waiting, CallForwarding, and Three-Way Calling, for your home phone(s). It also includes a backup battery in case of a power outage. The AT&T Wireless Internet deviceworks exclusively with the AT&T cellular network and DOES NOT use your homephone wall jacks. Your device should be located: Where you have a strong signalfrom a cell tower, typically near a window or outer wall. Signal strength mayvary in different parts of your home. Near an electrical wall outlet. In thegeneral area where you'll be using your home phone, computer, or Wi-Fi enableddevices. Select which phone and computer/Wi-Fi enabled device you will use withthe AT&T Wireless Internet device: A cordless phone system with multi-handsets should be used to place phones throughout your home. If using anexisting phone, unplug it from the wall jack. For Internet access, you can simultaneously connect up to 10 devices per Wi-Fi network (2.4 GHz and 5GHz), 20 total, and 1 via Ethernet.

Battery

Capacity: 3,000mAh (removable)

Use time (hours) Up to 2.5

Standby time (days) Up to 1.125

Processor

Chipset: Qualcomm Snapdragon X16 LTE Modem

Cores: Single-core, cortex-A7 at 1.2GHz

Wireless technology:4G-LTE Bands2, 4, 5, 12, 29, and 30

4G HSPA+ with enhanced backhaul

3G - UMTS 850/1900MHz

Wi-Fi connectivity 802.11a/b/g/n/ac

Wi-Fi capability 2.4GHz & 5GHz

Mobile hotspot Up to 20 devices

SIM