gsm fixed wireless phone/FWP 1.with billing, 2.lock card and terminal,remote display,support printer. 3.Support STK ... /FWP Unique Functions 1).Supporting billing shown in double LCDS.2).Checking call record by daily total, monthly total, yearly total ... , send and receive short message.5).Voice mail.6).Lock card, lock terminal, lock net, lock cell.7).Setting the local area code, special ...