Nano sim Card slot (4FF SIM), ESIM is optional. 4G LTE Portable WiFi. WiFi 2.4G, 802.11 b/g/n, mimo 2x2. 4G Bands: B1/B3/B5/B7/B8/B20/B28/38/B39/B40/B41. 4G Bands: B2/B4/B7/B12/B17/B25/B26/B41/B66. Connect up to 16 wireless user (device can work well when connecting 10 users).
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