1-Line SIP Hidden Base with 1 Cordless Color Handset and Charger
CTM-S2116 Silver & Black

Modern styling, small footprints, experience cordless convenience and a 2.8-inch color display handset.

Key Features

  • Handset with antibacterial plastic inhibits 99.9% of bacteria growth
  • 2.8-inch color display handset
  • Scrolling list of programmable speed dials on display
  • 3 dedicated physical service keys (message, front desk, emergency)
  • Real time clock, room number, and guest name programming available
  • Remote configuration: program network parameters remotely to avoid disturbing guests
  • Hidden Base allows for flexible room placement and reduces cabling costs
  • The flexibility to mix and match up to 4 accessory handsets
  • Supports up to three Snom M1 SIP DECT repeaters to extend the range up to 500 feet
  • Supports up to two handsets behind the M1 DECT repeater connection

Cordless Features

  • DECT 6.0* technology eliminates interference from wireless networks and other wireless devices for superior sound quality
  • Built-in speakerphone on cordless handset
  • Handset Battery Life: Up to 7 hours of talk time with 5 days of standby time
  • Expandable Cordless System: up to a total of 4 cordless handsets
  • Backlit handset dialpad
  • Adjustable RF transmission power prevents interference
  • Calls are digitized and encrypted making eavesdropping nearly impossible
  • Low battery indicator on cordless handset for easy maintenance
  • Quickly locate all cordless handsets in the system using the Find Handset key
  • Answer a call by simply picking up the handset from the charger

Phone Features

  • Base unit supports PoE or local power
  • Pass Thru Ethernet Port (10/100)
  • Supports VLAN Tagging
  • Dedicated EMERGENCY, MESSAGE, and FRONT DESK buttons, plus customizable scrolling speed dial list on display
  • Hearing-aid compatible
  • Multi-step volume control for ringer, handset, and speakerphone
  • Base unit: Desk or wall-mountable
  • Sturdy, solid construction ensures phone stays in place on the desk or nightstand
  • Environmentally friendly RoHS program reduces the use of hazardous substances including lead, mercury, and cadmium
  • SIP configuration tool for easy mass deployment


  • Handset Colors: Silver & Black
  • Base Color: Matte Black
  • Message Waiting Signal Type: SIP RFC 3261
  • Radio Frequency Baseband: Available in DECT 1.8GHz**, DECT 1.9GHz*
  • Ethernet Port: Fast ethernet port x2
  • Base Power Source: PoE or local power (sold separately)
  • Charger C5016: Local power
  • Humidity: 65% ± 20%
  • Temperature: 25°C ± 10°C
  • 2-year limited warranty