Huawei E3131 is one the best 21M USB modem for 3G or 4G networks. It is designed to usb supported computers and laptops including Apple's Mac.
- WCDMA/HSPA/HSPA+ 2100MHz(900/1900/850Mhz optional), GSM/GPRS/EDGE 850/900/1800/1900 MHz.
- Supporting receiving diversity.
- Micro Secure Digital Memory (Micro SD) Card up to 32GB.
- USB Stick, easy to connect.
- Standard USB interface2.0.
- External Antenna interface.
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|Specifications for the product series|
|3G/4G UMTS / HSPA + Frequency||2100MHz/900MHz|
|2G Frequency||GSM / GPRS / EDGE 850/900/1800/1900 MHz|
|Data DL Speed||Max 21 Mbps|
|Upload Speed||Up to 5.76 Mbps|
|MicroSD memory card slot||up to 32GB|
|Features||Supports Text messages, Broadcast reception and Group SMS|
|Antenna||Built in and support external antennas|
|Number of entries in the phonebook||up to 100|
|Supported Systems||Windows XP, Vista Win7 or above|
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