Description

Basics

Product information

• DECT multicell base station|PN 00004478
• Colour
  • Base station: orange
  • Housing: light grey

Placement: outdoor, indoor, wall mounting, ceiling mounting

Equipment

• Antenna diversity: 2 internal omni-directional antennas
• Housing: large temperature range, UV, impact (IK08) and water (UL746C) protected, IP55 rated

Dimensions and weight

Dimensions (L x W x D, approx.)

• Base station: 144 mm × 140 mm × 35 mm
• Housing: 300 mm × 175 mm × 80 mm

Weight (approx.)

• 1.1 kg

Display and indicators

1 multicolour LED Multi-purpose status indication

1 dedicated function key: Reset

Audio devices, codecs and features

Audio codecs

• G.711 (A-law, μ-law), G.722 (5/4), G.726 (10/8)
• G.729 (10/8), BV32 (10/8), Opus (8)³

Codec negotiation

Codec switching

Interfaces and connections

Power options

• Power over Ethernet (PoE):
  • IEEE 802.3af, class 2
• Power adapter:²
  • 100 – 240 V AC, 50 – 60 Hz | 5 V DC (SELV), 2 A, 10 W

Wired interfaces

• Power adapter: coaxial power connector (socket)
• Ethernet 10/100 Mbit/s: RJ45-8P8C socket

Wireless interfaces

• DECT⁴

User interfaces and setup

Configuration and setup via menu-driven web user interface (WUI)

Automatic configuration via provisioning

• Loading of settings and firmware via HTTP, HTTPS, TFTP
• Secure provisioning with preinstalled certificate

Localization

• Languages
• Time zone, dial tone

Related features

• Compatible handset feature RSSI tool, no additional measurement equipment needed
• List of registered mobile handsets

Networking technologies and protocols

Network technologies

• VLAN (IEEE 802.1q)

Network protocols

• DHCP, NTP, LLDP-MED, HTTP, LDAP

Secure network protocols

• TLS V1.2, HTTPS

Directory support and call features

Local directory with up to 3,000 entries

LDAP (server-based directory)

XML phonebook support

DECT technology and features

Standard: DECT⁴

• Authentication/encryption of base and handset
• Seamless handover and roaming using DECT or LAN sychronisation (IEEE1588)
• Wideband audio

Frequency band

• Europe: 1,880 – 1,900 MHz
• USA: 1,920 – 1,930 MHz

Output power

• Europe: < 250 mW
• USA: < 100 mW

Coverage

• Up to 50 m indoor range
• Up to 300 m outdoor range

Multicell installation

• Handsets: up to 4,000¹
• Base stations: up to 1,000¹
• Repeaters: up to 100
• Narrowband calls: up to 8
• Wideband calls: up to 4

Single-cell installation

• Narrowband calls: up to 10
• Wideband calls: up to 5

Related features

• Software upgrade over the air (SUOTA)
• Alarm server compatibility
• Beacon support

Interoperability

Certified VoIP partner

Environmental conditions

Operating ambient temperature: -10 °C – +50 °C

Package contents

Hardware

• DECT base station M900 outdoor
• Housing
• Wall mount kit

Documentation:

• Quick Installation Guide
• Information sheets (security, standards)

Snom accessories and compatible devices

Power adapter

• EU & UK: M900 PSU (PN 00004439)
• Americas: M900 PSU (PN 00004440)
• UK: M900 PSU Clip (PN 00003931)

PoE injector²

• A5 (PN 00004065)

DSP codec module

• A900 (PN 00004445)

DECT repeater

• M5 (FW < 610.x) (PN 00003930)
• M6 (FW > 530.9) (PN 00004638, PN 00004639, PN 00004640)

DECT handset

• Please check compatibility list