The SARA-U2 series modules are a 3.75G UMTS/HSPA solution with GSM/(E)GPRS fall-back in the miniature (26.0 x 16.0 mm, 96-pin) SARA LGA form factor that allows seamless drop-in migration from / to other u-blox cellular modules families. SARA-U2 modules feature HSPA data-rates of 7.2 Mbit/s (downlink) and 5.76 Mbit/s (uplink). The modules offer data and voice communication over an extended operating temperature range of -40 °C to +85 °C, with low power consumption and a rich feature set including dual-stack IPv4 / IPv6.