Philips W5510 was officially announced in September 2013, Device released in September 2013Mobile Network Support and BandPhilips W5510 have Yes Card Slots,Philips W5510 support all GSM Based network providers. Philips W5510 mobile device support 2G Band Frequency at GSM 850,GSM 900,GSM 1800,GSM 1900 and Hight Speed 3G Network Band at HSDPA 850,HSDPA 1900,comes with network handling support with Network settings and work offline with flight Mode. Device