7622 Rickenbacker Drive
Gaithersburg, MD 20879 USA
Phone +1-301-975-1000
Fax +1-301-869-9293
E-mail sales@patton.com
Web www.patton.com
07MSL4050-DS3
SL4050/2/EUI/K 2 Line VoIP SIP Phone with 2X 10/100Base-TX, EUI power,
North American power cord. Color: Black
SL4050/2/EUI/A 2 Line VoIP SIP Phone with 2X 10/100Base-TX, EUI power,
European power cord. Color: Black
SL4050/10/EUI/K 2 Line VoIP SIP Phone with 2X 10/100Base-TX, EUI power,
North American power cord. Color: Black
SL4050/10/EUI/A 2 Line VoIP SIP Phone with 2X 10/100Base-TX, EUI power,
European power cord. Color: Black
P0805 EUI 110–240V to 5V power transformer—Order country-specific power
cord
0805-INF-POE-5 IEEE 802.3af Power over Ethernet (PoE) splitter—5VDC output
Ordering Information
Typical application
Meriedweg 7
CH-3172 Niederwangen
Phone +41 (31) 985 25 25
Fax +41 (31) 985 25 26
E-mail sales@inalp.com
Web www.inalp.com
Specifications
Protocol
IETF SIP RFC3261
Network Interface
RJ45 x 2, 10/100Base-T
Call Features (SIP server support
required)
Call Transfer (Unattended/Blind &
Announced) • Call Forward (Busy/No
Answer/Unconditional) • Anonymous Call
Blocking • Out-of-band DTMF (RFC
2833) • Message Waiting Indicator • Call
Park/Pickup • Group Pickup
Voice Codec
G.711µ-law • G711a-law • G.723.1 (5.3k)
• G.723.1 (6.3k) • G.729a/b
Phone Functions
Multi-user (up to 4 SIP accounts) • One
touch dial (up to 9 records) •
Speakerphone • Pre-dial before sending •
Handset/Speakerphone Volume adjust-
ment • Speed dial (10 records) • Phone
book (200 records) • Multi-line
(SL4050/10—up to 10 lines,
SL4050/2—up to 2 lines) • Call history
(Incoming calls/Outgoing calls/Missed
calls)
SIP Server Support
Registrar Server (setting from web) •
Outbound Proxy (setting from web)
Security
HTTP 1.1 basic/digest authentication for
Web setup • MD5 for SIP authentication
(RFC 2069/ RFC 2617)
Dial Methods
Direct IP call without SIP registration •
Dial registered number via SIP server •
Dial URI from phone book/speed dial
Voice Quality
VAD (Voice Activity Detection) • CNG
(Comfort Noise Generation) • AEC
(Acoustic Echo Cancellation) • G.168 •
Jitter buffer
QoS
ToS field • IEEE 802.1q VLAN • Tone •
DTMF –(inband, out of band, SIP info) •
Ring Tone, 4 selectable tones • Ring
Back Tone (local and remote) • Dial
Tone • Busy Tone
IP Assignment
Static IP • DHCP • PPPoE
NAT Traversal
UPnP • STUN
TCP/IP
IP/TCP/UDP/DHCP/RTP/RTCP/ •
ICMP/HTTP/SNTP/TFTP/DNS
Configuration
Key & LCD configuration • Web browser
configuration • Auto/Manual provisioning
system
Firmware Upgrade
TFTP • Auto/Manual provisioning system
Power
External Power supply • Input AC
110–220V • Output DC 5V • (PoE exter-
nal adapter to be offered later as an
accessory)
Environmental
Operating temp.: 40°C • Storage temp.: -
20.60°C • Operating humidity: 20%.80%
Physical Dimensions
(SN4050/10)
Size: 220(L) x 170(W) x 100(H) mm •
Weight: 845g • Color: White
Compliance
FCC Part 15 Class B • CE Class B • VCCI
Class B • EN60950
Patton is a registered trademark of Patton Electronics Company in the United States and
other countries.
LAN
LAN
Power over Ethernet (803.2af)
SL4250
SN2400
PSTN
Internet
Intranet
5VDC
5VDC