Description
Highlights
- Exceptional HD sound with wideband technology
- Up to 4 simultaneous external calls
- Up to 4 simultaneous external calls
- Up to 5 DECT cordless handsets
- Up to 5 VoIP accounts
- 1.8″ color display with intuitive user interface
- 5~10 hours talk time, 100 hours standby time
- Integrated PoE（Class 1）
- Desktop or wall mountable
Key Features and Benefits
- Up to 4 simultaneous calls
- Up to 2 simultaneous calls per handset
- Up to 5 handsets
- Up to 5 VoIP accounts
- Handset select for receiving call
- Handset and Number select for making call
- Paging, Intercom, Auto answer
- Call hold, Call transfer
- Three-way conferencing
- Switching between calls
- Call waiting, Mute, DND
- Caller ID display, Redial
- Call forward (always/busy/no answer)
- Message Waiting Indication (MWI)
- Local phonebook for up to 500 entries (store in the base)
- Remote phonebook
- Phonebook search/import/export
- Call history (outgoing/missed/accepted)
- Direct IP call without SIP proxy
- Reset to factory, Reboot
- Keypad lock, Emergency call
- Dial Plan
- Music on hold (server-based)
- Broadsoft directory, BroadSoft Call Log
- Broadworks feature key synchronization
- Shared Call Appearance (SCA)
Key Features and Benefits
- Full-duplex speakerphone)
- Receiver volume control: 5 steps
- Multiple advisory tones
- Acoustic warning for low battery status
- DTMF
- Wideband codec: G.722
- Narrowband codec: G.711µ/A, G.723, G.726, G.729, G.729A, iLBC
- VAD, CNG, PLC, AJB
- AEC (supported by W52H)
- Support VQ-RTCPXR (RFC6035), RTCP-XR)
- SIP v1 (RFC2543), v2 (RFC3261)
- SNTP/NTP
- VLAN (802.1Q and 802.1P)
- 802.1x, LLDP
- PPPoE (supported by V73 and V80 version)
- STUN Client (NAT Traversal)
- UDP, TCP
- IP assignment: static/DHCP
- Open VPN
- Transport Layer Security (TLS)
- HTTPS (server/client)
- SRTP (RFC3711)
- Digest authentication
- Secure configuration file via AES encryption
- Admin/Var/User 3-level configuration mode