IP characteristics
- 100 accounts, divisible for 10 providers, max. 1 account as Auerswald system telephone
- Busy Lamp Field (BLF)
- Date and time via NTP
- Digest authentication (MD5)
- Easy integration as an external extension via the Internet
- High voice quality through echo cancellation and comfort noise generation (CNG)
- Integrated HTTP/HTTPS web server
- Integrated VPN client
- Mass installation via provisioning server (HTTP, HTTPS and TFTP)
- Prioritization of language packages (Diff Serv)
- SIP compliant according to RFC 3261
- Power supply via Ethernet (PoE – Power over Ethernet)
- STUN (UDP over NAT)
- Tone dialing during the call according to RFC 2833
- Transport Layer Security (TLS)
- Support for IP cameras as an additional license
- Encrypted transmission of voice data (SRTP) according to RFC 3711 and RFC 4568
- Encrypted Signaling (SIPS) according to RFC 3261
- VLAN support according to IEEE 802.1q
- VoIP codec G.722 (wideband) with supporting hardware, e.g. COMpact 3000, Asterisk or IP-Centrex solutions
- VoIP codecs G.711µ-Law/a-Law and iLBC
- VoIP codec preselection

AndroidTM operating system
- Alphanumeric Android keyboard via the touch display
- Easy customization using purchased or self-written apps
- Easy synchronization1 including push of calendar and contact data as well as emails with Microsoft® Exchange, Google™ services, Apple® iCloud and TelekomCloud
- Innovative operating concept with touch and buttons

system and comfort features

- Display of telephone numbers (CLIP) and names (CNIP) from the local and central telephone book of the Auerswald telephone system
- Automatic backlight with adjustable brightness and switch-on time
- HD Voice quality in handset and hands-free mode
- Individual wallpapers and ringtones can be downloaded
- Ringer, handset and hands-free volume can be adjusted separately
- Microphone mute
- Tilt angle of the phone adjustable in 3 levels
- Online name search (reverse search), with IP PBXs
- Programmable function keys (10), 2 levels
- Power saving function
- Phone book, >10,000 entries locally in the phone
- Telephone lock, emergency calls still possible
- Table and wall mounting
- Access to the central telephone directory of the Auerswald telephone system

answering machine function (additional license !!!)
- Activation and message forwarding can be controlled remotely
- Announcements (25) and Messages (250)
- Best audio quality through uncompressed recording
- Easy activation via the function keys
- Call recording and dictation function (voice memo)
- Call acceptance and announcement depending on call type and number