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Product comparison · 2 ip phones

NEC SL2100 IP phone Black LCD vs Yealink T48S Skype for Business Edition

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  • 22specifications compared
  • 4differ
  • 18identical
  • 60known for one product only

Key differences

  • Display resolution
    • 168 x 128 pixels
    • 800 x 480 pixels
  • Touchscreen
    • No
    • Yes

Side by side

Differences highlightedShow differences only
82 specifications
A

NEC

SL2100 IP phone Black LCD

Model SL2100

View product
B

Yealink

T48S Skype for Business EditionView product
Designidentical
Device lockKnown for oneYes
Wall mountableKnown for oneYes
Performanceidentical
Dual-Tone Multi-Frequency (DTMF) modesKnown for oneIn-band, Out-of band, SIP info
Compatible productsKnown for oneSkype for Business
Phone featuresidentical
Common area phone (CAP)Known for oneYes
Hot deskingKnown for oneYes
Call forwardingKnown for oneYes
Call parkKnown for oneYes
Call pick upKnown for oneYes
Call waitingKnown for oneYes
Do not disturb functionKnown for oneYes
Emergency callKnown for oneYes
IntercomKnown for oneYes
Message-waiting indicator (MWI)Known for oneYes
RedialingKnown for oneYes
Management featuresidentical
Integrated voicemailKnown for oneYes
Volume controlKnown for oneDigital
Number of programmable keysKnown for one8
Display2 differ
Display diagonalKnown for one17.8 cm (7")
Display resolutionDiffers168 x 128 pixels800 x 480 pixels
TouchscreenDiffersNoYes
Touchscreen typeKnown for oneCapacitive
Backlight displayKnown for oneYes
Graphical user interface (GUI) languageKnown for oneMulti
DisplayKnown for oneLCD
Audio1 differ
Microphone muteKnown for oneYes
Automatic gain controlKnown for oneYes
Comfort noise generation (CNG)Known for oneYes
Packet loss concealment (PLC)Known for oneYes
Voice codecsDiffersG.711, G.729AAGC, AJB, CNG, G.711alaw, G.711ulaw, G.722, G.723.1, G.726, G.729A, G.729B, PLC, Silk, VAD, iLBC
Network1 differ
DHCP clientKnown for oneYes
Networking standardsDiffersIEEE 802.3afIEEE 802.1Q, IEEE 802.1p, IEEE 802.1x, IEEE 802.3af
Quality of Service (QoS) supportKnown for oneYes
Security algorithmsKnown for oneHTTPS, MD5, SRTP, TLS
Supported network protocolsKnown for oneSIP v1 (RFC2543), v2 (RFC3261), LLDP-MED VLAN, IPv4/IPv6, UDP/TCP/DNS-SRV (RFC 3263)
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one1
DC-in jackKnown for oneYes
Expansion module supportKnown for oneYes
RJ-9 ports quantityKnown for one2
Headphone outputsKnown for one1
Certificatesidentical
SkypeKnown for oneYes
Poweridentical
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 one4.9 W
Power consumption (Power over Ethernet (PoE))Known for one7.5 W
Operational conditionsidentical
Operating relative humidity (H-H)Known for one10 - 95%
Storage temperature (T-T)Known for one-10 - 50 °C
Weight & dimensionsidentical
WidthKnown for one266 mm
DepthKnown for one226 mm
HeightKnown for one185 mm
Package widthKnown for one263 mm
Package depthKnown for one324 mm
Package heightKnown for one128 mm
Packaging contentidentical
Cables includedKnown for oneLAN (RJ-45)
HandsetKnown for oneYes
Quick start guideKnown for oneYes
Stand includedKnown for oneYes
Logistics dataidentical
Master (outer) case gross weightKnown for one9 kg
Master (outer) case heightKnown for one338 mm
Master (outer) case lengthKnown for one338 mm
Master (outer) case net weightKnown for one8.2 kg
Master (outer) case widthKnown for one660 mm
Products per master (outer) caseKnown for one5 pc(s)

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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