Product comparison · 2 ip phones

AudioCodes SFB 445HD IP-Phone PoE GbE black vs Yealink T56A-Skype for Business

39specifications compared
12differ
27identical
47known for one product only

Key differences

Volume control
- SFB 445HD IP-Phone PoE GbE black:Buttons
- T56A-Skype for Business:Yes
Display diagonal
- SFB 445HD IP-Phone PoE GbE black:10.9 cm (4.3")
- T56A-Skype for Business:17.8 cm (7")
Display resolution
- SFB 445HD IP-Phone PoE GbE black:480 x 272 pixels
- T56A-Skype for Business:1024 x 600 pixels
Touchscreen
- SFB 445HD IP-Phone PoE GbE black:No
- T56A-Skype for Business:Yes
Operating temperature (T-T)
- SFB 445HD IP-Phone PoE GbE black:0 - 40 °C
- T56A-Skype for Business:-10 - 50 °C
Width
- SFB 445HD IP-Phone PoE GbE black:250 mm
- T56A-Skype for Business:259.4 mm
Depth
- SFB 445HD IP-Phone PoE GbE black:168 mm
- T56A-Skype for Business:235.2 mm
Height
- SFB 445HD IP-Phone PoE GbE black:163 mm
- T56A-Skype for Business:194.5 mm

Side by side

Differences highlightedShow differences only

Comparison of 445HD, T56A-Skype for Business
86 specifications	A AudioCodes SFB 445HD IP-Phone PoE GbE black Model 445HD View product	B Yealink T56A-Skype for Business View product
Designidentical
Device lockKnown for one	Unknown — not stated by the source	Yes
MountingKnown for one	Unknown — not stated by the source	Desk/Wall
Performance1 differ
Dual-Tone Multi-Frequency (DTMF) modesDiffers	SIP info	In-band, Out-of band, SIP info
Hearing aid compatibilityKnown for one	Unknown — not stated by the source	Yes
Phone featuresidentical
Common area phone (CAP)Known for one	Unknown — not stated by the source	Yes
Hot deskingKnown for one	Unknown — not stated by the source	Yes
Call historyKnown for one	Unknown — not stated by the source	Yes
Emergency callKnown for one	Unknown — not stated by the source	Yes
IntercomKnown for one	Unknown — not stated by the source	Yes
Lines quantityKnown for one	8 lines	Unknown — not stated by the source
Answering machineKnown for one	Yes	Unknown — not stated by the source
Call pick upKnown for one	Yes	Unknown — not stated by the source
Do not disturb functionKnown for one	Yes	Unknown — not stated by the source
Speed diallingKnown for one	Yes	Unknown — not stated by the source
Management features1 differ
Volume controlDiffers	Buttons	Yes
Number of programmable keysKnown for one	18	Unknown — not stated by the source
Display3 differ
Display diagonalDiffers	10.9 cm (4.3")	17.8 cm (7")
Display resolutionDiffers	480 x 272 pixels	1024 x 600 pixels
TouchscreenDiffers	No	Yes
Touchscreen typeKnown for one	Unknown — not stated by the source	Capacitive
DisplayKnown for one	LCD	Unknown — not stated by the source
Cameraidentical
Rear cameraKnown for one	Unknown — not stated by the source	No
Audio1 differ
Voice codecsDiffers	G.711Mu, G.711a, G.722, G.729A, G.729B	AGC, AJB, CNG, G.711a, G.722, G.723.1, G.726, G.729A, G.729B, PLC, Silk, VAD
SpeakerphoneKnown for one	Yes	Unknown — not stated by the source
Adaptive jitter buffersKnown for one	Yes	Unknown — not stated by the source
Echo cancellationKnown for one	Yes	Unknown — not stated by the source
Packet loss concealment (PLC)Known for one	Yes	Unknown — not stated by the source
Voice activity detectionKnown for one	Yes	Unknown — not stated by the source
Network1 differ
DHCP clientKnown for one	Unknown — not stated by the source	Yes
Networking standardsDiffers	IEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af	IEEE 802.1Q, IEEE 802.1p, IEEE 802.3, IEEE 802.3ab, IEEE 802.3af, IEEE 802.3u
SyslogKnown for one	Unknown — not stated by the source	Yes
Wi-FiKnown for one	No	Unknown — not stated by the source
BluetoothKnown for one	No	Unknown — not stated by the source
Security algorithmsKnown for one	HTTPS, SRTP, SSL/TLS	Unknown — not stated by the source
Supported network protocolsKnown for one	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	Unknown — not stated by the source
Ports & interfacesidentical
Headset connectivityKnown for one	Unknown — not stated by the source	RJ-9
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Certificates1 differ
CertificationDiffers	FCC 15 B, ICES-003 B, EN55032 B, EN61000-3-2, EN61000-3-3, UL-60950-1, EN60950-1, IEC-60950-1 (CB), CE, cTUVus RCM, KC, Anatel, CCC, ICASA, EAC, IC, ACTA, VCCI, BSMI	FCC
Compliance certificatesKnown for one	Unknown — not stated by the source	CE
SkypeKnown for one	Unknown — not stated by the source	Yes
Sustainability complianceKnown for one	Unknown — not stated by the source	Yes
Poweridentical
AC adapter output voltageKnown for one	Unknown — not stated by the source	5 V
AC adapter output currentKnown for one	Unknown — not stated by the source	2 A
Power consumption (typical)Known for one	Unknown — not stated by the source	4.5 W
Power consumption (Power over Ethernet (PoE))Known for one	Unknown — not stated by the source	6 W
Operational conditions1 differ
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 95%
Operating temperature (T-T)Differs	0 - 40 °C	-10 - 50 °C
Storage temperature (T-T)Known for one	-20 - 70 °C	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	250 mm	259.4 mm
DepthDiffers	168 mm	235.2 mm
HeightDiffers	163 mm	194.5 mm
WeightKnown for one	1.05 kg	Unknown — not stated by the source
Package widthKnown for one	316 mm	Unknown — not stated by the source
Package depthKnown for one	255 mm	Unknown — not stated by the source
Package heightKnown for one	95 mm	Unknown — not stated by the source
Package weightKnown for one	1.49 kg	Unknown — not stated by the source
Packaging contentidentical
AC adapter includedKnown for one	Unknown — not stated by the source	Yes
HandsetKnown for one	Unknown — not stated by the source	Yes
Quick start guideKnown for one	Unknown — not stated by the source	Yes

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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