All categories
Phones & WearablesView all 31

Departments

Phones & WearablesComputers & TabletsComponents & StorageNetworkingPrinting & OfficePower & ChargingTV, Audio & VideoGaming, Toys & RobotsKitchen AppliancesHome AppliancesPersonal Care & HealthSmart Home & SecurityCar & MobilityTools & GardenCameras & Photo

Shopping country

Browse

All categoriesCompare products

Product comparison · 2 ip phones

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

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

Key differences

  • Volume control
    • Buttons
    • Yes
  • Display diagonal
    • 10.9 cm (4.3")
    • 17.8 cm (7")
  • Display resolution
    • 480 x 272 pixels
    • 1024 x 600 pixels
  • Touchscreen
    • No
    • Yes
  • Operating temperature (T-T)
    • 0 - 40 °C
    • -10 - 50 °C
  • Width
    • 250 mm
    • 259.4 mm
  • Depth
    • 168 mm
    • 235.2 mm
  • Height
    • 163 mm
    • 194.5 mm

Side by side

Differences highlightedShow differences only
86 specifications
A

AudioCodes

SFB 445HD IP-Phone PoE GbE black

Model 445HD

View product
B

Yealink

T56A-Skype for BusinessView product
Designidentical
Product typeIP PhoneIP Phone
Handset typeWired handsetWired handset
Product colourBlackBlack
Device lockKnown for oneYes
MountingKnown for oneDesk/Wall
Performance1 differ
Dual-Tone Multi-Frequency (DTMF) modesDiffersSIP infoIn-band, Out-of band, SIP info
Hearing aid compatibilityKnown for oneYes
Phone featuresidentical
Common area phone (CAP)Known for oneYes
Hot deskingKnown for oneYes
Call forwardingYesYes
Call historyKnown for oneYes
Call holdYesYes
Call parkYesYes
Call transferYesYes
Call waitingYesYes
Caller IDYesYes
Conference callYesYes
Emergency callKnown for oneYes
Full duplexYesYes
IntercomKnown for oneYes
Message-waiting indicator (MWI)YesYes
RedialingYesYes
Lines quantityKnown for one8 lines
Answering machineKnown for oneYes
Call pick upKnown for oneYes
Do not disturb functionKnown for oneYes
Speed diallingKnown for oneYes
Management features1 differ
Integrated voicemailYesYes
Volume controlDiffersButtonsYes
Number of programmable keysKnown for one18
Display3 differ
Display diagonalDiffers10.9 cm (4.3")17.8 cm (7")
Display resolutionDiffers480 x 272 pixels1024 x 600 pixels
TouchscreenDiffersNoYes
Touchscreen typeKnown for oneCapacitive
DisplayKnown for oneLCD
Cameraidentical
Front cameraNoNo
Rear cameraKnown for oneNo
Audio1 differ
Microphone muteYesYes
Voice codecsDiffersG.711Mu, G.711a, G.722, G.729A, G.729BAGC, AJB, CNG, G.711a, G.722, G.723.1, G.726, G.729A, G.729B, PLC, Silk, VAD
SpeakerphoneKnown for oneYes
Adaptive jitter buffersKnown for oneYes
Echo cancellationKnown for oneYes
Packet loss concealment (PLC)Known for oneYes
Voice activity detectionKnown for oneYes
Network1 differ
Ethernet LANYesYes
Ethernet LAN data rates10,100,1000 Mbit/s10,100,1000 Mbit/s
Ethernet LAN interface typeGigabit EthernetGigabit Ethernet
DHCP clientKnown for oneYes
Networking standardsDiffersIEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3afIEEE 802.1Q, IEEE 802.1p, IEEE 802.3, IEEE 802.3ab, IEEE 802.3af, IEEE 802.3u
Quality of Service (QoS) supportYesYes
SyslogKnown for oneYes
Wi-FiKnown for oneNo
BluetoothKnown for oneNo
Security algorithmsKnown for oneHTTPS, SRTP, SSL/TLS
Supported network protocolsKnown for oneIPv4, 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
Ports & interfacesidentical
Headset connectivityKnown for oneRJ-9
USB 2.0 ports quantity11
Ethernet LAN (RJ-45) ports22
RJ-9 ports quantity22
DC-in jackKnown for oneYes
Certificates1 differ
CertificationDiffersFCC 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, BSMIFCC
Compliance certificatesKnown for oneCE
SkypeKnown for oneYes
Sustainability complianceKnown for oneYes
Poweridentical
Power over Ethernet (PoE)YesYes
AC adapter input voltage100 - 240 V100 - 240 V
AC adapter output voltageKnown for one5 V
AC adapter output currentKnown for one2 A
Power consumption (typical)Known for one4.5 W
Power consumption (Power over Ethernet (PoE))Known for one6 W
Operational conditions1 differ
Operating relative humidity (H-H)Known for one10 - 95%
Operating temperature (T-T)Differs0 - 40 °C-10 - 50 °C
Storage temperature (T-T)Known for one-20 - 70 °C
Weight & dimensions3 differ
WidthDiffers250 mm259.4 mm
DepthDiffers168 mm235.2 mm
HeightDiffers163 mm194.5 mm
WeightKnown for one1.05 kg
Package widthKnown for one316 mm
Package depthKnown for one255 mm
Package heightKnown for one95 mm
Package weightKnown for one1.49 kg
Packaging contentidentical
AC adapter includedKnown for oneYes
Cables includedLAN (RJ-45)LAN (RJ-45)
HandsetKnown for oneYes
Number of handles included1 pc(s)1 pc(s)
Quick start guideKnown for oneYes

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.

More ip phone comparisons

All ip phone comparisons