HUAWEI EC305/325/355 data modem user manual, introduces the function characteristics, usage methods, installation instructions and other content of the product.
This manual introduces the Huawei EC305/325/355 Data Modem, describing its main functions such as internet connectivity, voice calls, and SMS messaging. It also lists the items included in the packaging, including the modem unit, headphones, installation CD, warranty card, and a quick‑start guide.
Safety precautions are highlighted, advising users to avoid using the device in prohibited areas, while driving, near medical equipment, or in strong electromagnetic fields. Installation steps for Windows and Macintosh, configuration of dial‑up connections, and usage of approved accessories are covered, along with EMF exposure compliance information. This manual is written in Chinese.
| Maximum SAR | 0.169 W/kg |
|---|---|
| SAR limit (ICNIRP) | 2 W/kg |
No, only earphones and accessories approved by the data‑card manufacturer may be used.
Yes, the device complies with the ICNIRP limits for electromagnetic exposure.
No, the manual advises not to use the wireless device while driving.