
Grandstream Enterprise Portable Wi-Fi Phone, Connectivity to the VoIP Network via Wi-Fi
The WP820 is a portable WiFi phone designed to suit a variety of SMB’s and vertical market applications, including retail, logistics, medical, and security. This powerful, portable WiFi phone comes equipped with integrated dual-band 802.11a/b/g/n WiFi support, advanced antenna design and roaming support, and integrated Bluetooth for pairing with headsets and mobile devices. By adding 7.5 hour talk time and HD voice with dual-MICs, the WP820 offers a powerful combination of features, mobility, and durability to suit all portable telephony needs. Protocol/Standards: SIP RFC3261, TCP/IP/UDP, RTP/RTCP, HTTP/HTTPS, ARP, ICMP, DNS (A record, SRV, NAPTR), DHCP, SSH, TFTP, NTP, STUN, SIMPLE, LLDP-MED, LDAP, TR-069, 802.1x, TLS, SRTP, IPv6 Voice Codecs: Support for G.711µ/a, G.729A/B, G.722 (wide-band), iLBC, Opus, in-band and out-ofband DTMF (In audio, RFC2833, SIP INFO) Graphic: 2.4 inch (240x320) TFT color LCD Peripherals: 3 soft keys, dial, hangup, speakerphone, phonebook, backlit keypad,