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POLYCOM 2200-30900-025 Wired Voice Conferencing DeviceSignal Range: 6.89 ftAdditional Features: Multi-lingual Menu
Echo Cancellation
Speaker
Volume Control
Voice Activity Detection
Comfort Noise Generation
Packet Loss Concealment
Background Noise Suppression
Call Waiting
Call Duration
Call Hold
Call Transfer
Call Pick-up
Three-way Calling (Conference)
Speed Dial
Redial
Off-hook Call Placement
Date and TimeDisplay: 248 x 68 White LED backlight with custom intensity controlConnections: 1 x RJ-45 10/100Base-TX PoEModel #: 2200-30900-025
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GRANDSTREAM GXV3380 GXV3380 VIDEO SOLUTIONType: Wireless VoIPStandards: IEEE 802.11a/b/g/n/acProtocols: ICMP, RTP, LDAP, STUN, LLDP-MED, DHCP, SIP, PPPoE, RTCP, SRTP, ARP, TLS, TCP, IPv6, UDP, SSH, NTPPorts: 2 x RJ-45Model #: GXV3380
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Grandstream GXP1628 - IP Telephone - 132 x 48 backlit graphical LCD Display - 2 line keys wiType: AccessoriesProtocols: SIP RFC3261, TCP / IP / UDP, RTP / RTCP, HTTP / HTTPS, ARP / RARP, ICMP, DNS (A record,SRV, NAPTR), DHCP, PPPoE, SSH, TFTP, NTP, STUN, SIMPLE, LLDPMED, LDAP, TR-069, 802.1x, TLS, SRTPSecurity: User and administrator level access control, MD5 and MD5-sess based authentication, 256-bit AES encrypted configuration file, TLS, SRTP, HTTPS, 802.1x media access controlPorts: Dual switched auto-sensing 10/100/1000 Mbps Ethernet ports, integrated PoEModel #: Newegg_Delete2