GSM Fixed Wireless Coin Payphone is designed to work with wireless cellular systems. This Payphone has excellent voice transmission and reception together with built in echo cancellation and noise suppression. GSM Fixed Wireless Coin Payphone is manufactured by SRV Telecom Private Limited SRV Telecom Private Limited also manufactures various types of communication equipment, cables, telecommunication cables, telecommunication systems or equipment and locked coil strand cables. The GSM Fixed Wireless Coin Payphone is ideal for installation at remote unmanned locations. This Payphone is fully compliant with ETSI GSM Phase 2+ specifications. This Payphone has caller ID and diagnostic LCD. This Payphone has incoming call restriction and automatic coin collection on call maturity.