USB VoIP/PSTN Phone(A-UPP4) - China Voip Phone and Usb price | Made-in-China.com
Asterisk Gateway | Xorcom - IP PBX (Private Branch Exchange) Developer & Manufacturer, Multi-Tenant PBX, Hotel PBX, Virtual PBX, Call Center PBX / PABX
Yealink CPN10 PSTN Adapter Box
Insys Microelectronics UK Ltd - Industrial PSTN telephone modem for devices with USB ports
Micon USB/PSTN T-30 switch - make VOIP, Skype or regular phone calls! | eBay
SEDNA - USB VOIP / PSTN All in one desktop Speaker phone with built in Call forward Gateway and Voice Recording VoIP - Newegg.com
Phoenix Audio PSTN Spider MT502 | www.shi.com
16 Lines/ports Analog Pstn Landline Telephone Call & Voice Recorder, 16ch Usb Telephone Recording Box Digital Voice Logger - Stage Audio - AliExpress
Micon USB/PSTN T-30 switch - make VOIP, Skype or regular phone calls! | eBay
Yealink CPN10 PSTN Adaptor - Analog Connectivity for CP992 & CP860
MT302-1L
Amazon.com : Pheonix Audio MT454-PSTN-PA USB Base Unit with Analog Phone ( PSTN) Interface and Power Amplifier : Audio Conferencing Equipment : Office Products
1CH USB Phone Call Recorder for PSTN Analog Phone - China Telephone Call Recorder, USB Voice Recording Box | Made-in-China.com
Amazon.com : Pheonix Audio MT454-PSTN-PA USB Base Unit with Analog Phone ( PSTN) Interface and Power Amplifier : Audio Conferencing Equipment : Office Products
Octopus USB Base Unit with PSTN Interface & Power Amplifier
Unlocked LINKSYS SPA400 VOIP PSTN Phone Adapter with 4x FXO Ports
Opengear ACM7008-2-M 8 serial Cisco Straight pinout, ext power, 2 GbE Ethernet or fiber SFP, 4 USB console ports, PSTN modem 2 DIO and 2 output ports - Walmart.com
Cables Direct Ltd Full Master PSTN Leaded Telephone Adapter