Features:* LTE (2300/1800/850MHz) IEEE 802.11b/a/n 2.4G only* 'One-Touch' - just with one button operation* Can be operated as a full router / wireless modem via WLAN* Built-in 802.11b/g/n WLAN and WPA (2) encryption, at the same time up to 10+1 devices/clients* Web-based admin interface for setting of WLAN, UMTS / APN settings, encryption and routing functionality* Auto APN recognition , worldwide 99% of all SIM cards is no longer necessary configuration* Battery, Li-polymer 3000mAh, typical battery life 8-16 hours* microSD memory card slot, up to 32GB* Supports Windows 2000, XP, Vista/ 7 (32bit and 64bit) and Mac OS X* Micro-USB port for connecting to your PC and charge the battery via AC adapter/USB* Dimensions:  74x74x20mm/2.9x2.9x0.8", size just like a credit card! Technical Specs:Mode: JMR1040No. of Devices supported: Recommended 10 (Wi-Fi) +1 (USB tethering)Standard: WAN: LTE (2300/1800/850MHz) IEEE 802.11b/a/n 2.4G onlyPower Supply: AC: 100-240V, DC: 5V&1ADimensions: 74x74x20mm/2.9x2.9x0.8"External Interface:Micro-SD Card, Micro-USB Port, Nano SIMBattery Capacity: 3000mAhSIM Card type: standard 6 PIN SIM card interface(excluded SIM card)SD Card: microSD memory card, up to 32GB (excluded SD Card) Package Incleded:1 x 4G Wifi Router(Built-in Battery)1 x USB Charging Cable1 x User Manual Note:1. Please allow 0.5-1cm differences due to manual measurement.2. Due to the light and screen difference, the item's color may be slightly different from the pictures.