Scalable up to 4,000 base stations Supports up to 16,000 DECT handsets Compatible with the following handsets: Snom M25 Snom M65 Snom M70 Snom M80 Snom M85 Snom M90 Range: up to 50 metres indoors and up to 300 metres outdoors (outdoor version required for outdoor use) Common phonebook with up to 3000 entries Up to 8 narrowband or 4 wideband calls per base station in a multicell set-up Up to 10 narrowband or 5 wideband calls per base station in single-cell set-up Multicoloured LED status indicators Ceiling or wall mountable No DECT Manager required DECT & LAN synchronisation Over-the-air software updates for handsets PoE and power adaptor support (PSU available to purchase separately) Compatible with the Snom M5 DECT repeater Supplied with a 3 year manufacturer's warranty The Snom M900 multicell DECT base station features an integrated DECT manager with DECT and LAN synchronisation to provide an incredibly powerful solution. Thanks to the integrated DECT manager one M900 device manages all subsequent base stations, ensuring constant availability and seamless handover for calls across all base stations, even those located on other floors or buildings. Providing a solid foundation for installations of any size, the Snom M900 multicell DECT base station supports up to 4,000 base stations and up to 16,000 DECT handsets offering huge potential for future scalability. For larger deployments, each M900 DECT base station can wirelessly update connected handsets saving time for IT departments. Users also have the option to add Bluetooth low energy beacons to open up even more possibilties such as asset or device tracking. Compatible with the M25, M65, M70, M80, M85 and M90 handsets, the Snom M900 multicell DECT solution offers a unique, powerful solution ready for everything a modern business may need. Specifications DECT: Frequency bands: 1880 - 1900 MHz (EU) 1920 - 1930 MHz (US) Output power: EU < 250 mW, USA < 140 mW Protocols: DECT, DECT 6.0 Seamless handover and roaming Handover using DECT or LAN synchronisation (IEEE1588) Wideband audio Authentification/encryption of base and handset Range: Indoors: Up to 50 meters Outdoors: Up to 300 meters (for indoor use only) Multicell System: Up to 4.000 registered handsets in the same network in multicell setup Up to 1.000 registered base stations in a multicell setup Up to 100 repeaters in a multicell setup(2) Up to 8 narrowband or 4 wideband calls per base station in multicell setup Up to 10 narrowband or 5 wideband calls per base station in single-cell setup Common phonebook with up to 3000 entries List of registered handsets Compatible to M700 running the same software version Audio, Codes: G.722 (5 channels, 4 in multicell operation) G.711 A-law, μ-law G.726 (10 channels, 8 in multicell operation) Code negotiation, codec switching A900 enables: G.729 (10 channels, 8 multicell operations) BV32 (10 channels, 8 multicell operations) Opus (8 channels) User interfaces: LED status indication, multicolor Reset key Web interface Installation: Positioning: Wall mounting Ceiling mounting Remote software updates via HTTP / HTTPS / TFTP Automatic loading of settings via HTTP / HTTPS / TFTP Completely configurable through Web interface Static IP, DHCP support NTP (Network Time Protocol) Secure provisioning and authentication with Mutual TLS through individual vertificated issued by Snom CA Compatible handset feature RSSI tool, no additional measurement equipment needed Hardware Specifications: Weight: approx. 306g Dimensions: approx. 144x140x35 mm (LxWxD) Antenna diversity (two internal omni-directional antennas for better transmission and reception) Power: Power over Ethernet (PoE) IEEE802.3af Class 2. If PoE is not available, the A5 PoE injector can be used (not included)(3), Power adapter available (4) Ethernet connector: RJ 45 LAN interface: 10/100 BASE-T IEEE 802.3 Colour: White Part numer: 00004426 (EU), 00004441 (US) Network: HTTP and HTTPS LLDP IEEE 802.1Q TLS 1.2