Grandstream GDP 752 Base VoIP

Certification: FCC: FCC 15B; FCC 15D; MPE; FCC ID CE: EN 55032; EN 55035; EN 61000-3-2; EN 61000-3-3; EN 60950-1; EN 301 489-1/-6; EN 301 406; EN 50385; RED NB Cert RCM: AS/NZS 32; AS/NZS 60950.1 ANATEL: ANATEL, EAC, UL Product colour: Black Power over Ethernet (PoE): Yes Operating relative humidity (H-H): 10 - 90% Storage temperature (T-T): -20 - 60 °C Operating temperature (T-T): -10 - 50 °C Weight: 140 g Dimensions (WxDxH): 64.98 x 105 x 140.31 mm Package weight: 370 g Compatible products: Grandstream Networks DP730, DP722, DP720 Quality of Service (QoS) support: Yes Voice codecs: G.729B, AMR-WB, G.711ulaw, OPUS, PLC, G.722, AJB, VAD, G.723.1, G.729A, G.711alaw, G.722.2, G.726-32, CNG, iLBC Firmware upgradeable: Yes Security algorithms: MD5, HTTPS, SRTP, 256-bit AES, SSL/TLS Harmonized System (HS) code: 85177900 Number of handsets supported (max): 5 Comfort noise generation (CNG): Yes Maximum range: 400 m Ethernet LAN: Yes Ethernet LAN (RJ-45) ports: 1 Call hold: Yes Call waiting: Yes Conference call: Yes Call transfer: Yes Do not disturb function: Yes Call forwarding: Yes Number of parallel conferences: 3