Yeastar O2 Module with 2 FXO Ports

Yeastar O2 Module – 2 FXO Ports

Expand the FXO Capacity of your S-Series IP PBX using the Yeastar O2 module. With Yeastar S-Series, all the telephony interfaces are modular and customizable, whether it’s FXS, FXO, ISDN BRI, GSM/3G, or E1/T1/PRI. S20 has 2 onboard module slots, S50 and S412 supports 4. S100 and S300 require the combination of Expansion Board and Telephony Module to add telephony interfaces. S100 allows 2 Expansion Boards and S300 supports 3.

Telephony Modules Available

S2 Module 2 FXS Ports Add 2 Analog telephones	O2 Module 2 FXO Ports Connect 2 analog PSTN (POTS) lines.	SO Module 1 FXS Port & 1 FXO Port Unique PSTN Fallback Function	B2 Module 2 BRI Ports 2 x NT/TE BRI Ports
GSM Module 1 GSM Channel 1 Channel for GSM Voice Calls Frequency: 850/900/1800/1900 MHz (quad-band)	3G Module 1 WCDMA Channel 1 Channel for WCDMA Voice Calls Frequency: 900/2100 MHz, 850/2100 MHz, 850/1900 MHz	4G LTE Module 3G/4G Voice Call & Data Insert 4G module on Slot_1 of S20&S50 and Slot_1 of EXP 1 of S100&S300.Learn more.