Model Number: TS-UM2204-001 Brand Name: TENSUNTEK Key Specifications/Special Features: Chipset: Qualcomm MSM 7200/7600Frequency band: HSUPA/UMTS 2100MHz/EDGE/GPRS/GSM 850/900/ 1,800/1,900MHZTransmission (maximum data rate): 7.2Mbps download: 5.76Mbps uploadPlug & play (auto installation)Micro-SD slot (expandable up to 32GB, use as memory stick)

UMTS/GSM internal antenna

Phonebook, SMS, USSD, voice call

Operating systems: Windows2000, Windows XP, Windows Vista, Windows 7, windows 8, UBUNTU 12.04, Mac OS X 10.9 or latest version