Cortelco C56 user manual Specification, Hardware, Voice Features

6 Appendix

6.1Specification

6.1.1Hardware

	Item			Specification
Power Adapter			Input: 100-240V
			Output: 5V 1A
Port		WAN	10/100Base- T	RJ-45 1 PORT
		LAN	10/100Base- T	RJ-45 1 PORT
Power Consumption			Idle: 1.5W
			Active: 1.8W
LCD Size			74x28mm
Operation Temperature			0～40℃
Relative Humidity			10～65%
CPU			Broadcom
SDRAM			8MB
Flash			2MB
Dimension(L x W x H)			20 X 18.5 X 19.3cm
Weight			0.99kg

6.1.2Voice Features

Supports 2 SIP servers

Supports RFC3261

Codecs

G.711A/u

G.723.1 high/low

G.729a/b

G.722

G.726

Codec Setting per SIP line

Echo cancellation: G.168 Compliance in LEC, additional acoustic echo cancellation(AEC) can reach 96ms max filter length in hands-free mode

Supports Voice Gain Setting, VAD, CNG

Full duplex hands-free

SIP support

SIP domain

SIP authentication

none

basic

MD5

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