ZYCOO CooVox series are: U20, U50, U60, U80, U100
This listing is only for U20+1GSM+1FXO1FXS, please feel free to contact me if you need 2FXO,2FXS or other models.
About ZYCOO CooVox series
About ZYCOO CooVox-U20
CooVox Telephony Modules information:
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