Specifications: Supports anywhere from 20-1,000 handsets
Number of concurrent calls: Up to 20- 2,000
Seamless roaming between bases
DECT redundancy feature and secure DECT encryption
Stand or wall mountable
Compatible with Poly Rove R8 DECT repeater and Poly Rove 30 and Poly 40 handsets
Features: The Rove B4 Base has been designed for business over the 15,000 square footage who need to deploy a rocust DECT system. The B4 Multi-cell system can pair up to 254 bases and up to 1,000 handsets, allowing for up to 2,000 concurrent calls. The B4 DECT base is secured and easy to install. The Rove B4 has a status light that indicates whether the device is on and connected. It also has a pairing key so that you can securely connect Rove handsets.
Specifications: Video codec: H.264 High Profile, H.264, VP8
White Balance
Automatic Exposure
Horizontal Field of View: 63.2 degree
Vertical Field of View: 38 degree
Diagonal Field of View: 70 degree
LED indicator
Interface: USB 2.0
Power: 5V @ <500 mA via USB port
Operating humidity: 10~95%
Operating temperature: 0~40 degree C
Protocols: Network protocols, supported
10/100/1000 Base-TX across LAN and PC ports; Conforms to IEEE802.3- 2005 (Clause 40) for physical media attachment; Conforms to IEEE802.3- 2002 (Clause 28) for link partner auto-negotiation; Manual or dynamic host configuration protocol (DHCP) network setup
Specifications: Display:
4.3" 272 x 480-pixel color display with backlight
16 bit depth color
Three page views are possible
Different color icons for each function shown on the LCD
Features Keys and Indicator:
20 physical keys each with a dual-color LED
40 additional keys through page switch
3 independent control keys with illuminated LED are used for fast switching pages
Programmable for shared line, BLF List, call park,conference, forward, group pickup, group listening, LDAP, XML Browser
Features:
Wallpaper
Screensaver
Power saving
Avatar Display on SFB and UC platform (pending)
Stand with 2 adjustable angles
For support of two or three Expansion Modules, an external Yealink power adapter (5V / 2A) is required.
Up to three EXP50 can be attached on any Yealink
T5 Series IP phones:
USB port (2.0 compliant) for data in and out
USB port (2.0 compliant) for: wired / wirele...
Protocols: DHCP VLAN discovery; LLDP-MED for VLAN discovery; FTP/TFTP/HTTP/HTTPS server-based central provisioning; Hardware diagnostics; Manual or dynamic host con?guration protocol (DHCP) network setup; Network address translation support for static configuration and Keep-Alive; QoS Support — IEEE 802.1p/Q tagging (VLAN), Layer 3 TOS, and DHCP; Status and statistics reporting; Syslog Event Logging; Conforms to IEEE802.3-2005 (Clause 40) for physical media attachment; Conforms to IEEE802.3-2002 (Clause 28) for link partner auto-negotiation; Time and date synchronization using SNTP; RTCP and RTP support; IPv4; IPv6; Provisioning and call server redundancy support; DNS-SRV; UDP; SIP protocol support; IETF SIP (RFC 3261 and companion RFCs)
Security: 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 control
Protocols: 10/100/1000 Base-TX across LAN and PC ports; Conforms to IEEE802.3- 2005 (Clause 40) for physical media attachment; Conforms to IEEE802.3- 2002 (Clause 28) for link partner auto-negotiation; Manual or dynamic host configuration protocol (DHCP) network setup
Security: 802.1X authentication and EAPOL
Media encryption via SRTP
Transport layer security (TLS)
Encrypted configuration files
Digest authentication
Password login
Support for URL syntax with password for boot server address
HTTPS secure provisioning
Support for signed software executables