Product Details

Specifications

VOIP wifi desktop sip IP phone
4 sip accounts
SIP protocol
with built-in 802.11n

1. Key features for IP542N

IP542N PoE optional with built in 802.11n 4 lines is an excellent choice for wireless desk top business IP phone. Standard features on IP542N includes four active lines and 4 dynamic soft keys, 802.3af PoE support, high-quality speakerphone, a wireless (802.11g) client and 2.5mm headset port. Each line can be configured independently to use a unique phone number or can use a shared number that is assigned to multiple phones.

The phone also provides the option for wireless network connectivity, providing unrestricted placement.

IP542N supports various auto-provisioning method using state-of-the-art technologies such as TR-069, HTTPS, HTTP and TFTP. IP652 provides a rich user experience with wireless (892.11g) connection HD voice for excellent voice clarity and intuitive menu options.

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3. IP542N Specifications

I/O Interface	2 RJ-45 ports (Ethernet 10/100 Base-T) 3.5mm earphone jack 3dB internal antenna for 802.11n 1T1R Full duplex hands-free speakerphone
Voice Codec	G.711 (A-Law, μ-Law) with PAMS above 4.3 G.723.1 G.729A/AB with PAMS above 4.0 Adaptive Jitter Buffer Management Voice Activity Detection Comfort Noise Generation Echo Cancellation
Application	SMS Function MAC Address Cloning SIP proxy redundancy: dynamic via DNS SRV, A records Direct IP to IP calling Alarm Clock Day Light Saving NAT Traversal: Traversal by STUN Built-in NAT Router VPN QoS with Layer 2 and Layer 3 DHCP Server and Client IP conflict detection Support PoE comply with IEEE802.3af(optional)
Management	Firmware Upgradeable Web Management Interface Password Management Local and Remote Syslog (RFC3164) Auto Provisioning: TFTP, HTTP and HTTPS SNTP Time Synchronization Multi User Level SNMPv2 TR069
Call Features	4 lines, Auto Answer, 3-way Conference, Music on hold Call Hold, Call Forwarding. Call Mute, Call Transfer, Call Waiting, Call Pickup MWI, CID and CWCID, Full-duplex Speakerphone, Delayed Hotline DTMF Relay: In-band, Out-band(RFC2833) and SIP Info Redial, Dial Plan, Volume Adjustment, Handset/Headset, Speaker and Ringer