Specifications

The following table summarizes the phone's specifications.

Specifications

Feature

Details

Media Processing
■ Voice Coders: G.711, G.729, G.722, SILK, Opus
■ Acoustic Echo Cancelation: G.168-2004 compliant, 64-msec tail length
■ Adaptive Jitter Buffer
■ Voice Activity Detection
■ Comfort Noise Generation
■ Packet Lost Concealment
■ RTP/RTCP Packetization (RFC 3550, RFC 3551), SRTP (RFC 3711)

Microsoft Teams phones
feature set
■ Authentication (Sign in with user credentials; Sign in using PC/Smartphone; Modern Authentication; Phone lock/unlock)
■ Calling (Incoming/Outgoing P2P calls; In-call controls via UI (Mute, hold/resume, transfer, end call); PSTN calls; Visual Voicemail; 911 support
■ Calendar and Presence (roadmap feature) (Calendar Access ; Presence Integration; Exchange Calendar Integration; Contact Picture Integration; Corporate Directory Access)

Configuration and Management
■ Teams admin center (TAC)
■ OVOC / Device Manager

Debugging Tools
■ AudioCodes' Android Device Utility (see Android Device Utility)
■ Log upload to Microsoft server (certification for 3rd party Skype for Business clients)
■ Remote logging via Syslog
■ SSH Access
■ Capturing the phone screen
■ TCPdump
■ Audio Debug recording logs
■ Media logs (*.blog)
■ Remote Packet Capture network sniffer application

Localization Support
■ Multi-lingual support; the language pack list is not yet final and is subject to modification.

Hardware
■ Graphic 4.3" color screen, 480x272 resolution
■ Wired connectivity:
✔ Two RJ-45 [Gigabit Ethernet (GbE)] (10/100/1000BaseT Ethernet) ports: LAN and PC port
✔ RJ-9 port (jack) for headset
✔ USB port for USB headset. Note that C435HD-R (TEAMS-C435HD-R) is a PoE Class 2 device (also when connecting a standard USB headset). If used with a loud USB speakerphone, an external power supply must be used. For more information, contact AudioCodes.
✔ RJ-11 interface
■ Power:
✔ 12V DC jack
✔ Power supply AC 100 ~ 240V
✔ PoE Class 2: IEEE802.3af (optional)
■ Keys:
✔ Illuminated VOICE MAIL message hotkey
✔ 4-way navigation button with OK key
✔ MENU
✔ HOLD
✔ Illuminated MUTE hotkey
✔ TRANSFER
✔ VOLUME control key
✔ Illuminated HEADSET hotkey
✔ Illuminated SPEAKER hotkey
✔ BACK
✔ CONTACTS
✔ Teams home key

Teams Features Supported by the C435HD Phone

Teams Feature

C435HD

Call Transfer

√

Consultative Transfer

√

Escalate P2P call to Teams Meeting / Conference (Add-hoc Conference)

√

Call Queue

√

Contacts / People

√

Speed Dials dedicated keys

√

Visual VM (when C435HD is used as a CAP, it's supported only after enabling 'Advanced calling')

√

Calendar

Not supported

Click to join meeting

Not supported

Hot Desking

√

Common Area Phone (CAP)

√

CAP: Advanced calling

√

CAP: Voice Mail (only applicable when 'CAP: Advanced calling' is enabled)

√

Music on Hold (MoH)

√

Call Forward via phone UI

√

Teams self presence publish

√

Teams co-workers presence display

√

Call Park

√

Favorites list for speed dial

√

Delegation

Supported but configured from Teams client

Meet Now

Not supported

Better Together (over wireless)

Not supported

AudioCodes Device Duo

Roadmap

Survivable Branch Appliance (SBA)

√

Talkback

Not supported