Buy Yeastar TA Series FXS VoIP Gateways in Pakistan. Connect analog phones to IP-based systems with TA400, TA800, TA1600, TA2400, and TA3200 models. Official distributor in Lahore, Karachi, Islamabad. https://ar.com.pk/yeastar-products/yeastar-ta-fxs-voip-gateways-pakistan