TP-LINK MA180. Interface: USB 2.0, Modem type: 3G. Upstream data rate: 5.76 Mbit/s, Downstream data rate: 7.2 Mbit/s. Operating temperature range (T-T): 0 - 40 °C, Operating relative humidity range: 10 - 90 %, Storage temperature range (T-T): -40 - 70 °C. Dimensions (WxDxH): 99 x 28 x 14 mm. Certification: CE, FCC, RoHS