Specification:
Type: Wireless network card
Material: ABS
Size: About 9.8 x 3.5 x 1.2 (cm) / 3.8 x 1.3 x 0.4 (in)
Package size: About 14 x 9.1 x 2.1 (cm) / 5.5 x 3.5 x 0.8 (in)
Net weight: About 43g / 1.5oz
Gross weight: About 60g / 2.1oz
Working frequency band: FDD: B1/B3/B5, TDD:B38/B39/B40/B41
Wi-Fi: Support
Speed: FDD: upload: 50Mbps, download: 100Mbps, TDD: upload: 17Mbps, download: 68Mbps
System requirements: For vista/7/8/8.1, for OS X 10.5, 10.10 and above
Memory card: Support
Package List:
1 x 4G WIFI Dongle
1 x English Manual
Note:
This product requires the B1/B3/B5 segment of FDD and the B38/B39/B40/B41 SIM card of TDD. The delivery does not match the card. Please check if your SIM card supports our device before purchasing.

How to Use:
Description for the situation that cannot connect to WIFI:
1. The customer's card is not activated/inactivated, and there is no traffic, so the card cannot be transmitted.
2. The customer inserts the card in the wrong place and inserts it into the memory card (the place where the SIM card should be inserted).
3. The frequency band of the Sim card does not match the frequency band of the machine, and the customer needs to replace the sim card with the frequency band that matches the machine to use (for example, the customer's sim card is B2, B4, B7, B20) but the machine is (B1/B3) Yes, at this time, it cannot be used without a matching frequency band, and it cannot be connected to WIFI.
4. The frequency band of the machine matches the frequency band of the sim card, but still cannot connect to wifi. At this time, let the customer connect to the computer, and the software will be installed automatically (or use the computer to connect to wifi, enter the IP address and account password in the browser) to open the software Check the APN of the machine, and call the operator to ask for the detailed data of the APN. If it does not