Connect your phone to the PC with an RS232 serial cable
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RS232 Serial Wifi Modem for Vintage Computers V4 from The Old Net on Tindie
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Amazon.com: StarTech.com 10' RS232 Serial Null Modem Cable - Null modem cable - DB-9 (F) to DB-9 (F) - 10 ft (SCNM9FF) : Electronics
Amazon.com: StarTech.com USB to Serial RS232 Adapter - DB9 Serial DCE Adapter Cable with FTDI – Null Modem - USB 1.1 / 2.0 – Bus-Powered (ICUSB232FTN) : Electronics
RMX232-433.920 : Radio Modem, RS232, UHF, 433.920MHz @ 10mW
35ft (10.7m) Serial RS232 DB9 Null Modem Cable with Low Profile Connectors F/F - In-Wall CMG-Rated | Serial RS232 | Computer Cables | USB and PC
Industrial Wireless Rs232 Serial Gsm Gprs Modem With Sim Slot - Modems & Gateways - AliExpress
Ultra Low Power Global LTE Cat M Modem ZETA-NLP-LTEM (GL) with RS232 & USB serial - Easby Electronics
UGREEN USB TO DB9 RS-232 adapter Cable (2 m) with USB Male Connectors, RS232 Male, Connect a RS-232 serial device as a modem to a USB port on your computer - Multicolour -
RS232 Serial Null Modem Cable, Crossover - DB9 Cables & DB25 Cables | StarTech.com Germany
/9PMDS_72rgb450px_RTview_281620180821042731.jpg "BB-9PMDS-ULI-262D, ULI-262D - RS-232 9-Pin Modem Data Splitter")
BB-9PMDS-ULI-262D, ULI-262D - RS-232 9-Pin Modem Data Splitter
Modem GSM/GPRS, Robustel GoRugged M1000 MP, interfata RS232, comenzi AT
GSM-Q2403 Quasar | Quasar RS232 GSM/GPRS Modem | 762-0086 | RS Components
GSM Modem RS232/485 | Serial GSM Modems-PUSR IOT
StarTech.com 10 ft DB9 RS232 Serial Null Modem Cable F/M - SCNM9FM - Serial Cables - CDW.com
RS232 Wireless serial adapter
GSM/GPRS RS232 MODEM-SIM900 (DB9)
