HOTSPOT ELECTRONICS Support all sim JIO, AIRTEL, VODAFONE Support All Sim Cards in the World, Support all companies DVR/NVR & Camera MASTEL Device Provides 4G LTE Mobile Wi-Fi and wire based Connection to let you surf the internet easily., By simply plug a mobile operator’s SIM card, you can shared with multiple users or multiple device and enjoy fast 4G speed internet on all connected devices.