Compatibility Notes | Dialer Type: Keypad Dialer Location: Base Display: LCD monochrome Display Location: Base Display Resolution: 255 x 128 pixels Display Information: Date, time Display Languages: Danish, English, German, French, Italian, Norwegian, Portuguese, Swedish, Russian, Spanish, Dutch, Japanese, Chinese, Korean VoIP Protocols: SIP Voice Codecs: G.722, G.729ab, G.711u, G.711a, Siren Quality of Service: IEEE 802.1Q (VLAN), IEEE 802.1p, Type of Service (ToS) IP Address Assignment: DHCP, static Function Buttons: Conference button, mute button, redial button Features: Conference Call Capability (3-way), Speakerphone, Caller ID, Voice Mail Capability, Call Waiting, Call Forwarding, Call Transfer, Call Hold, Menu Operation, Volume Control, Ringer Control, Call timer, built-in clock, Web browser, On-hook dialing, built-in web server, Echo cancellation, Power over Ethernet (PoE) support, Comfort noise generation (CNG), voice activity detection (VAD), HD Voice, Network Address Translation (NAT) Compliant Standards: CE, CISPR 22 Class A, EN 60950, EN 61000-3-2, UL 1950, VCCI Class A ITE, IEC 60950, EN 61000-3-3, EN55024, EN55022 Class A, CSA 22.2 No. 60950, AS/NZS 3260, ICES-003 Class A, AS/NZS 3548, RoHS, FCC CFR47 Part 15 |