Verykool Lynx II S3503 was officially announced in August 2015, Device released in August 2015Mobile Network Support and BandVerykool Lynx II S3503 have Dual Card Slots,Verykool Lynx II S3503 support all GSM Based network providers. Verykool Lynx II S3503 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