ZYCOO IPBX (Coovox U20-A202(2FXO))

Extension Users: 32

Concurrent Calls: 15 (Max)

Supported Module: 2FXO/2FXS/FXOS, 1GSM is optional

Supported Maximum Module : 1

Port Number: 2

Voicemail/Recording:150Hrs (internal storage)

SDRAM: 512MB DDR3

Storage: 16GB SD Card(Industry Standard)