1.Perfect GSM PSTN FWP desktop phone 900/1800mhz,850/1900mhz. 2.Voice + SMS. 3. ... Two-way SMS. 1.Products Name:Perfect GSM PSTN FWP desktop phone 900/1800mhz,850/1900mhzBrand: Etross or OEM brand ... x H) (average): 220 x 200 x 60mm 14) Weight: FWP: 500g; Full set with AC adapter, antenna and box: 750g ... of user's manual GSM and PSTN fixed wireless terminal(FWP 900Mhz/1800Mhz,PSTN and GSM)