Grandstream GAC2570, Enterprise Conference Phone, Android OS, 12-party conferences, 12 omnidirectional

Protocols/standards SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A-record, SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, LLDP-MED, TR-069, 802.1x, TLS, SRTP, IPv6, OpenVPN® The operating system Android 10 Network interface One 10/100/1000 Mbps port with integrated PoE/PoE+ module Wi-Fi Wi-Fi 6, dual-band 2.4and 5 GHz module, 802.11 a/b/g/n/ac/ax Bluetooth Built-in module. V2.1 + EDR, V5.0 Dual Mode Microphone 12 omnidirectional microphones with MMAD External microphone GMD1208, cascading up to 2 microphones Speaker 10-watt speaker with high-quality sound Frequency: 100-20,000 Hz Volume: up to 83 dB at a distance of 1.0 m Additional ports 1 Multimedia port, 1 Network port, 1 HDMI input, 1 USB, 1 line-out, 1 Micro-USB, 1 Kensington Castle Speech codecs G.711µ/a, G.722 (broadband), G.722.1c, G.726-32, iLBC, Opus, G.729A/B in-band and out-of-band DTMF (in audio, RFC2833, SIP INFO), VAD, CNG, AEC, PLC, AJB, AGC, ANS, Noise Shield Telephony functions SIP paging, hold, parking/picking up a call, 12-way audio conference (including the creator), multi-way call automatically generates a conference, virtual programmable key, downloadable contacts (XML, LDAP, up to 2000 elements), call recording (locally and to the server), call log (up to 2000 entries), waiting call, answering machine, flexible configuration of subscriber groups, personalization of ringtones and ringtones on hold HD Audio Yes, HD speakerphone with broadband audio support Certification Zoom Quality of service Layer 2 (802.1Q, 802.1p) and Layer 3 (ToS, DiffServ, MPLS) Safety Passwords for users and administrators, MD5 and MD5-sess authentication, configuration file with 256-bit AES encryption, TLS, SRTP, HTTPS, access control to the 802.1x-based transmission medium Update/Setup Firmware update via TFTP/HTTP/HTTPS or via local HTTP download, mass configuration using an XML configuration file with AES encryption Nutrition and energy efficiency Built-in PoE+ 802.3at module, Class 4 3300mAh Built-in rechargeable battery, up to 4 hours of talk time Package contents GAC2570 Conference Phone, Ethernet Cable, Micro-USB Cable, Quick Installation Guide, PoE Injector, HDMI cable (optional), 2 GMD1208 wireless Microphones (optional) Temperature and humidity Operation: from 0 to 40 °C Storage: -10 to 60 °C Humidity: 10 to 90% (non-condensing) Physical characteristics Device weight: 1.38 kg Device dimensions: 419.7 (D) × 218.5 (W) × 78.6 mm (H) Accordance FCC, CE, RCM, IC, UKCA