The D715 is designed to provide the professional worker with the best in high-speed connectivity combined with high-quality audio. The integral Gigabit switch provides future proofing and, combined with the USB port, enables high levels of flexibility and functionality. The USB port can connect a USB headset, a D7 expansion module or WiFi.

Featuring a four-line black and white graphical display, the D715 also has four context sensitive keys, an intuitive, user-friendly menu and five programmable keys with built-in LEDs for visual call indication. It supports four SIP identities. Dual stack IPv4 / IPv6 ensures future proofing. The D715s combination of features and affordability makes it an ideal endpoint for service providers and larger scale installations.

Weight: Approx. 560g, without footstand approx. 440g
Dimensions: approx. without footstand 205x185x40 mm. with footstand 205x185x200/220 mm
Dual-angle footstand: 46° and 28°
Wall mountable
Certification FCC Class B, CE marking
Safety: IEC 60950-1:207, CB
Power: PoE or 5V DC (SELV) power supply listed in the user guide
Ethernet: 2 x IEEE 802.3/1 Gigabit switch
1 x LAN, 1 x PC: RJ 45
USB Port 1 x type A, USB 2.0 Hi/Full/Low Seed-compatible host interface
Handset: 4P4C connector
Hearing aid compatible (HAC) handset
Headset: (wired) 4P4C connector; wireless via Snom EHS Advanced
Color: Anthracite gray

Localization (language, time, dial tone)
Red LED for call indication / message waiting
4 context-sensitive keys
5 programmable function keys with green LEDs
Paper inlay for labeling of function keys
Dedicated message key
Audio keys with LED indication: Mute, speakerphone, headset
Volume key
4-way navigation key, OK and cancel keys
Menu-driven user interface

12 identities (lines)
Directory with 1000 contact entries
Import/export of directory
Speed dialing
URL dialing
Local dial plan
Automatic redial on busy
Call completion (busy/unreachable)
Caller identification
Call waiting
Call blocking (deny list)
Blocking of anonymous calls
Auto answer
Lists of missed, received and dialed calls
Hold
Music on hold
Handling of up to 12 simultaneous calls
Blind and attended transfer
Call forwarding
3-way conference on the phone
Extension monitoring, call pickup
Call park, call unpark
Multicast paging
DND mode (do not disturb)
Mute microphone
Keyboard lock
Client Matter Code (CMC)
Unified Communications ready

Built-in HTTP/HTTPS server
Remote configuration/provisioning
Dialing from web interface
Password protection
Diagnostics (traces, logging, syslog)

HTTPS-Server/Client
Transport Layer Security (TLS)
SRTP (RFC3711), SIPS, RTCP
VLAN (IEEE 802.1X)
LLDP-MED, RTCP-XR
VPN Support
Web interface password protection

Wideband audio
G.711 A-law, μ-law
G.722 (wideband)
G.726, G.729AB, GSM 6.10 (FR)
Comfort Noise Generator (CNG)
Voice Activity Detection (VAD)

RFC3261 compliant
UDP, TCP and TLS
Digest authentication
PRACK (RFC3262)
Error Code indication
Reliability of provisional responses (RFC3262)
Early media support
DNS SRV (RFC3263), redundant server support
Offer/Answer (RFC3264)
Message Waiting Indication (RFC3842),
Subscription for MWI events (RFC3265)
Dialog-state monitoring (RFC 4235)
In-band DTMF/out-of-band DTMF/SIP INFO DTMF
STUN client (NAT traversal)
NAPTR (RFC 2915), rport (RFC 3581),
REFER (RFC 3515))
Bridged line appearance (BLA)
Auto provisioning with PnP
Presence/Buddy-list feature
Busy lamp field support (BLF)
Presence publishing

Automatic software updates
Automatic loading of settings via HTTP/ HTTPS/TFTP
Completely configurable through web interface
Remote management via TR-069/TR-111
Easy WLAN binding via USB adapter
Static IP, DHCP support
NTP