Poly ATA 400 1FXS Voice Port VoIP Adapter with Open SIP and Power Supply
[1] enables VoIP access without ethernet. VoIP protocols SIPv2. No ethernet Wi-Fi. Manufacturer Product Type POLY Adapters. Output current 1 A. Voice codecs G.711alaw OPUS. Power source type DC. Certification FCC part 15 (CFR 47) class B CE.