AirLive SKY-211 - Manual (Page 5)

USB VoIP Gateway – Front Panel
; PSTN: PSTN LED lights up indicates a PSTN call (Default Mode).
; VoIP: VoIP LED lights up indicates an Internet VoIP call.
USB VoIP Gateway – Back Panel
; PHONE: RJ-11 Jack connecting to a regular analogue telephone set.
; LINE: RJ-11 Jack connecting to PSTN line.
; USB: USB port for host computer connection.
3 AirLive Sky-211 User Manual