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Product comparison · 2 ip phones

NEC SL2100 IP phone Black LCD vs Yealink T56A-Skype for Business

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  • 19specifications compared
  • 4differ
  • 15identical
  • 50known for one product only

Key differences

  • Display resolution
    • 168 x 128 pixels
    • 1024 x 600 pixels
  • Touchscreen
    • No
    • Yes

Side by side

Differences highlightedShow differences only
69 specifications
A

NEC

SL2100 IP phone Black LCD

Model SL2100

View product
B

Yealink

T56A-Skype for BusinessView product
Designidentical
Product typeIP PhoneIP Phone
Handset typeWired handsetWired handset
Product colourBlackBlack
Device lockKnown for oneYes
MountingDesk/WallDesk/Wall
Performanceidentical
Dual-Tone Multi-Frequency (DTMF) modesKnown for oneIn-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 forwardingKnown for oneYes
Call historyYesYes
Call holdYesYes
Call parkKnown for oneYes
Call transferYesYes
Call waitingKnown for oneYes
Caller IDYesYes
Conference callKnown for oneYes
Emergency callKnown for oneYes
Full duplexYesYes
IntercomKnown for oneYes
Message-waiting indicator (MWI)Known for oneYes
RedialingKnown for oneYes
Management featuresidentical
Integrated voicemailKnown for oneYes
Volume controlKnown for oneYes
Number of programmable keysKnown for one8
Display2 differ
Display diagonalKnown for one17.8 cm (7")
Display resolutionDiffers168 x 128 pixels1024 x 600 pixels
TouchscreenDiffersNoYes
Touchscreen typeKnown for oneCapacitive
DisplayKnown for oneLCD
Cameraidentical
Front cameraNoNo
Rear cameraKnown for oneNo
Audio1 differ
Microphone muteKnown for oneYes
Voice codecsDiffersG.711, G.729AAGC, AJB, CNG, G.711a, G.722, G.723.1, G.726, G.729A, G.729B, PLC, Silk, VAD
SpeakerphoneKnown for oneYes
Network1 differ
Ethernet LANYesYes
Ethernet LAN data ratesKnown for one10,100,1000 Mbit/s
Ethernet LAN interface typeGigabit EthernetGigabit Ethernet
DHCP clientKnown for oneYes
Networking standardsDiffersIEEE 802.3afIEEE 802.1Q, IEEE 802.1p, IEEE 802.3, IEEE 802.3ab, IEEE 802.3af, IEEE 802.3u
Quality of Service (QoS) supportKnown for oneYes
SyslogKnown for oneYes
Wi-FiKnown for oneNo
BluetoothKnown for oneNo
Ports & interfacesidentical
Headset connectivityKnown for oneRJ-9
USB 2.0 ports quantityKnown for one1
Ethernet LAN (RJ-45) ports22
RJ-9 ports quantityKnown for one2
Headphone outputsKnown for one1
Certificatesidentical
CertificationKnown for oneFCC
Compliance certificatesKnown for oneCE
SkypeKnown for oneYes
Sustainability complianceKnown for oneYes
Poweridentical
Power over Ethernet (PoE)YesYes
AC adapter input voltageKnown for one100 - 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 conditionsidentical
Operating relative humidity (H-H)Known for one10 - 95%
Operating temperature (T-T)Known for one-10 - 50 °C
Weight & dimensionsidentical
WidthKnown for one259.4 mm
DepthKnown for one235.2 mm
HeightKnown for one194.5 mm
Packaging contentidentical
AC adapter includedKnown for oneYes
Cables includedKnown for oneLAN (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.

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