AudioCodes C455HD Quick Guide

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Note: The Expansion Module option is purchased separately as a standalone unit. For
instructions on how to connect it to the phone, see the C450HD and C455HD Expansion
Module Installation Guide.
Warning: Prior to connecting power, refer to the Compliancy and Regulatory Information
document at https://www.audiocodes.com/library/technical-documents
.
 To cable the phone:
1. [Refer to the illustration below] Connect the short, straight end of the phone cord to the
handset and the longer straight end of the cord to the handset jack on the phone.
2. (Optional) Connect a headset to the RJ-9 headset port , or to the white USB port .
4. Connect the RJ-45 PC port to a computer with a CAT5 / 5e straight-through Ethernet cable.
5. Connect the connector tip of the AC power adapter to the phone's DC 12V power socket and
connect the two-prong AC adapter directly to the electrical wall outlet. When the phone powers
up, all the LEDs momentarily light up.
Expansion
Module

AudioCodes C455HD Specifications

General

Full duplex	Yes
Lines quantity	8 lines
Phonebook capacity	- entries
Number of VoIP accounts	-
RJ-9 ports quantity	1
WAN connection type	RJ-45
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Ethernet LAN (RJ-45) ports	2
Voice codecs	G.711Mu, G.711a, G.722, G.729A, G.729B, OPUS
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version	4.2
Security algorithms	HTTPS, SRTP, SSL/TLS
Networking standards	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Ethernet LAN interface type	Gigabit Ethernet
Supported network protocols	IPv4, TCP, UDP, ICMP, ARP, RTP, SRTP, RTCP-XR, 802.1x, IP/DHCP IP, IEEE 802.1p/Q, QoS/ToS, HTTP/HTTPS/DHCP, NTP, FTP/TFTP, CDP/LLDP VLAN, LDAP
Master (outer) case width	579 mm
Master (outer) case height	291 mm
Master (outer) case length	467 mm
Master (outer) case weight	14500 g
Display diagonal	5 \
Display resolution	1280 x 720 pixels
AC adapter input voltage	100 - 240 V
AC adapter output current	2 A
AC adapter output voltage	12 V
Handset type	Wired handset
Product type	IP Phone
Product color	Black
Sustainability certificates	Federal Communications Commission (FCC), Trade Agreements Act (TAA)
Cables included	LAN (RJ-45)
Number of handles included	1 pc(s)
Volume control	Buttons
Number of programmable keys	8
Operating system version	9
Operating system installed	Android
Dual-Tone Multi-Frequency (DTMF) modes	SIP info
Storage temperature (T-T)	-20 - 70 °C
Operating temperature (T-T)	0 - 40 °C

Weight and Dimensions

Depth	200 mm
Width	236 mm
Height	165.9 mm
Weight	988 g
Height (max)	195 mm
Height (min)	170 mm
Package depth	245 mm
Package width	280 mm
Package height	110 mm
Package weight	1548 g