Product comparison · 2 ip phones

AudioCodes 405HD IP-Phone PoE GbE black vs Yealink T42S Skype for Business Edition

47specifications compared
16differ
31identical
38known for one product only

Key differences

The Yealink T42S Skype for Business Edition has 60 x 64 pixels more display resolution than the AudioCodes 405HD IP-Phone PoE GbE black (192 x 64 pixels vs 132 x 64 pixels). The Yealink T42S Skype for Business Edition has 1 more RJ-9 ports quantity than the AudioCodes 405HD IP-Phone PoE GbE black (2 vs 1). The Yealink T42S Skype for Business Edition has 21 mm more width than the AudioCodes 405HD IP-Phone PoE GbE black (212 mm vs 191 mm). Product colour: Black on the AudioCodes 405HD IP-Phone PoE GbE black, Black, Silver on the Yealink T42S Skype for Business Edition. Volume control: Buttons on the AudioCodes 405HD IP-Phone PoE GbE black, Digital on the Yealink T42S Skype for Business Edition.

Product colour
- 405HD IP-Phone PoE GbE black:Black
- T42S Skype for Business Edition:Black, Silver
Volume control
- 405HD IP-Phone PoE GbE black:Buttons
- T42S Skype for Business Edition:Digital
Display resolution
- 405HD IP-Phone PoE GbE black:132 x 64 pixels
- T42S Skype for Business Edition:192 x 64 pixels
RJ-9 ports quantity
- 405HD IP-Phone PoE GbE black:1
- T42S Skype for Business Edition:2
Operating temperature (T-T)
- 405HD IP-Phone PoE GbE black:0 - 40 °C
- T42S Skype for Business Edition:-10 - 50 °C
Width
- 405HD IP-Phone PoE GbE black:191 mm
- T42S Skype for Business Edition:212 mm
Depth
- 405HD IP-Phone PoE GbE black:180 mm
- T42S Skype for Business Edition:189 mm
Height
- 405HD IP-Phone PoE GbE black:153 mm
- T42S Skype for Business Edition:175 mm

Side by side

Differences highlightedShow differences only

Comparison of 405HD, T42S Skype for Business Edition
85 specifications	A AudioCodes 405HD IP-Phone PoE GbE black Model 405HD View product	B Yealink T42S Skype for Business Edition View product
Design1 differ
Product colourDiffers	Black	Black, Silver
Device lockKnown for one	Unknown — not stated by the source	Yes
Performanceidentical
Data transfer rateKnown for one	Unknown — not stated by the source	1000 Mbit/s
Dual-Tone Multi-Frequency (DTMF) modesKnown for one	SIP info	Unknown — not stated by the source
Phone featuresidentical
Call historyKnown for one	Unknown — not stated by the source	Yes
Lines quantityKnown for one	2 lines	Unknown — not stated by the source
Answering machineKnown for one	Yes	Unknown — not stated by the source
Synchronized call logsKnown for one	Yes	Unknown — not stated by the source
Conference callKnown 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	Digital
Edit user status on the phoneKnown for one	Unknown — not stated by the source	Yes
Display contacts list statusKnown for one	Unknown — not stated by the source	Yes
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Integrated voicemailKnown for one	Yes	Unknown — not stated by the source
Number of programmable keysKnown for one	4	Unknown — not stated by the source
Display1 differ
Display diagonalKnown for one	Unknown — not stated by the source	6.86 cm (2.7")
Display resolutionDiffers	132 x 64 pixels	192 x 64 pixels
Display number of coloursKnown for one	Unknown — not stated by the source	Monochrome
Audio1 differ
Comfort noise generation (CNG)Known for one	Unknown — not stated by the source	Yes
Voice codecsDiffers	G.711Mu, G.711a, G.722, G.729A, G.729B, OPUS	AJB, CNG, G.711, G.722, G.723, G.726, G.729A, G.729B, PLC, VAD, iLBC
Microphone muteKnown 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
Voice activity detectionKnown for one	Yes	Unknown — not stated by the source
Network2 differ
DHCP clientKnown for one	Unknown — not stated by the source	Yes
Security algorithmsDiffers	802.1x RADIUS, HTTPS, SRTP, SSL/TLS	802.1x RADIUS, HTTPS
Supported network protocolsDiffers	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	SIP v1 (RFC2543), v2 (RFC3261), IPv4/IPv6
SyslogKnown for one	Unknown — not stated by the source	Yes
Ethernet LAN interface typeKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces1 differ
Headset connectivityKnown for one	Unknown — not stated by the source	RJ-9
Internet connection requiredKnown for one	Unknown — not stated by the source	Yes
RJ-9 ports quantityDiffers	1	2
Certificatesidentical
CertificationKnown for one	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	Unknown — not stated by the source
Poweridentical
AC adapter input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
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	1.2 A
Power consumption (typical)Known for one	Unknown — not stated by the source	1.4 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 & dimensions8 differ
WidthDiffers	191 mm	212 mm
DepthDiffers	180 mm	189 mm
HeightDiffers	153 mm	175 mm
WeightDiffers	680 g	6.4 kg
Package widthDiffers	210 mm	246 mm
Package depthDiffers	200 mm	223 mm
Package heightDiffers	100 mm	120 mm
Package weightDiffers	900 g	7 kg
Packaging contentidentical
Analog line cableKnown for one	Unknown — not stated by the source	Yes
Base stationKnown for one	Unknown — not stated by the source	Yes
Ethernet cableKnown for one	Unknown — not stated by the source	Yes
ManualKnown 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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