... Win2000/XP/VISTA/7/Mac 4.Voice SMS Phonebook Yellow Fashion 3G Wireless Modem with Voice Product function characteristics : ... internet successfully7,Support PC voice , ovonic SMS8,Support statistics of network flow ,time and history calls ,Telephone book Specifications ... -30~75 °C SupportPC voice , ovonic SMS, statistics of network flow ,time ,history calls, and telephone bookSupport system ...