- Display and Indicators
- Display - TFT Liquid Crystal Display (LCD) - IPS Panel, True Colour Backlit, Size - (Diagonal) 127mm - 5 Inches, Size (W X H) - 110mm x 62mm, Resolution - 480 x 272 Pixels
- 13 LED Indicators - Call Status Indication - 1 Red LED, Message Waiting Indication (MWI) - 1 Red LED, Function Key Status Indication - 8 Multicolour LEDs, Audio Key Status Information - 3 LEDs (1 Red / 2 Green)
- Keypad and Function Keys
- 39 Hard Keys in Total - 12 Keys (Standard ITU Telephone Keypad), 5 Way Navigation Key, 4 Context Sensitive Function Keys
- Programmable Function Keys - 8 SmartLabel Keys (with Multicolour LED), Key Mapping of up to 32 Functions (8 Keys x 4 Pages)
- 5 Dedicated Audio Keys - Mute (with Red LED), Speakerphone (with Green LED), Headset (with Green LED), Volume +/- (Rocker)
- 5 Dedicated Function Keys - Cancel, Message (with Red LED), Transfer, Hold, Redial, Keyboard Lock
- Connect Up to 3 Snom D8C Expansion Modules via USB
- Audio Devices, Codecs and Features
- Casing Microphone, Casing Speaker - Frequency Range - 100 Hz - 8.0 kHz, Speakerphone Mode - Full Duplex, HD Audio, Acoustic Echo Cancellation (AEC)
- Corded Handset - Microphone, Handset Earpiece - Frequency Range - 150 Hz - 8.0 kHz, Noise Cancellation, HD Audio, Hearing Aid Compatible (HAC)
- Audio Codecs - G.711 (A-law, μ-law), G.722, G.723.1, G.726, G.729AB, GSM6.10(FR), Opus
- Dual Tone Multi-Frequency Signalling (DTMF / RFC2833), SIP Info - In Band, Out of Band
- Related Features - Comfort Noise Generator (CNG), Voice Activity Detection (VAD), Audio Response Time, Adaptive Jitter Buffer, Packet Loss Concealment (PLC)
- Directory Support and Call Features
- 12 SIP Identities / Accounts, Up to 12 Simultaneous Calls
- Directory Support - LDAP (Server Based Directory), Local Directory with 2,000 Entries
- Outgoing Call Features - Speed Dialling via Function Keys, URL Dialling, Local Dial Plan, Redial (via Dialled Calls List), Automatic Redial on Busy, Caller Identification (CLIP), Calling Line Identification Restriction (CLIR), Call Completion (Busy / Unreachable, Intercom, Multicast Paging)
- Incoming Call Features - Call Waiting / Swapping, Auto Answer, Call Diversion, Call Barring / Blocking, Deny List, Anonymous Calls, Do Not Disturb (DND) Mode
- Connected Call Features - Mute Microphone, Hold, Music on Hold (If Supported by PBX), Blind Call Transfer, Attended Call Transfer, 2+1 (4+1) Local Conferencing, Call Park / Unpark (If Supported by PBX), Client Matter Code (CMC) - (If Supported by PBX)
- Related Features - Call History Lists of Missed, Received, Dialled, Rejected and Deflected Calls, Extension Monitoring (Busy Lampfield, Call Pickup - (If Supported by PBX))
- Interfaces and Connections
- Power Options - Power over Ethernet (PoE), IEEE 802.3af, Class 3, IEEE 802.3az (Optional via Software), Power Adapter - 100 - 240 V AC, 50 - 60 Hz, 5 V DC (SELV), 2 A, 10 W - (Power Adapter Not Included)
- Wired Interfaces - Power Adapter - Coaxial Power Connector (Socket), Network Connectivity - 2 × RJ45-8P8C Sockets (NET, PC) → Gigabit Ethernet (GbE), USB Connectivity - USB 2.0 Type-A Port, Corded Handset - RJ9-4P4C Socket, Headset - RJ9-4P4C Socket, Snom EHS - Electronic Hook Switch - (Electronic Hook Switch Not Included)
- Wireless Interfaces - Third Party Headset Support - DECT via Optional Snom A230 DECT USB Dongle - (A230 Dongle Not Included)
- Network Connectivity - Optional via Snom A210 - WLAN USB Dongle - (A210 Dongle Not Included)
- Sensors - Hook Switch Sensor