PhoNetInfo by Patrick Frei is a freeware application which retrieves and displays detailed phone and network data, including information about firmware, IMSI, IMEI, SIM card and battery status, WLAN IP, MAC, MTU and speed, bluetooth MAC and device class, network mode, name, signal strength, Cell ID and country code, CPU speed, type and architecture, RAM and ROM size, running tasks, MMC & SD Card information and more