Olax mf6875 works, with spectranet, smile, swift, ntel, mtn, glo, etisalat, 9mobile on 3g and 4g. cat4 4g lte wireless rouer key spec : devices supported: recommended 32 (wi-fi users ) bands : b1/3/5/7/8/20/38/39/40/41 port : micro usb x1 port : lan port x1 , support 14 languages build-in. dimensions: 12x7x4.3cm external interface: micro-sd card, micro-usb port, micro sim battery capacity: 2600mah , up to 12+ hours support cell lock , bands lock, imei modify, tr069 smart enterprise-grade security encryption for privacy package contents: 1. olax pocket wifi 2. quick start 3. usb cable 4. battery