Grandstream GXW4216

Description: Network type: FXS, Number of FXS ports for phones: 16, VoIP protocols: SIP
Type: VoIP gateway
VoIP codecs: G.711, G.723.1, G.726, G.729A/B, iLBC
VoIP protocols: SIP
Dial-up type: FXS
Number of FXS ports for phones: 16