IP Audio Module • Output Level: +6dBV ± 3dB • Frequency Response: 20Hz ~ 20kHz • Amplifier: Built in 10W Class D • Power: PoE (IEEE 802.3 af type 1 Class 3), PoE+(IEEE 802.3 at type 2 Class 4) • Internal Memory: 1 GBytes • Supported Protocol: IPv4, HTTP, SIP, mDNS, DNS, NTP, TCP, UDP, DHCP, ARP, ICMP • TTS: English(US, UK), German, French, Spanish, Russian • Audio Mornitoring: Speaker, Connection test