Product comparison · 2 ip phones

AudioCodes Teams C456HD TAA IP-Phone PoE GbE black with integrated BT and Dual Band Wi-Fi 6 vs VTech ET685 IP phone Black 10 lines LCD

26specifications compared
11differ
15identical
46known for one product only

Key differences

Number of programmable keys
- Teams C456HD TAA IP-Phone PoE GbE black with integrated BT and Dual Band Wi-Fi 6:1
- ET685 IP phone Black 10 lines LCD:6
Display
- Teams C456HD TAA IP-Phone PoE GbE black with integrated BT and Dual Band Wi-Fi 6:TFT
- ET685 IP phone Black 10 lines LCD:LCD
Display diagonal
- Teams C456HD TAA IP-Phone PoE GbE black with integrated BT and Dual Band Wi-Fi 6:12.7 cm (5")
- ET685 IP phone Black 10 lines LCD:10.9 cm (4.3")
Display resolution
- Teams C456HD TAA IP-Phone PoE GbE black with integrated BT and Dual Band Wi-Fi 6:1280 x 720 pixels
- ET685 IP phone Black 10 lines LCD:480 x 272 pixels
Touchscreen
- Teams C456HD TAA IP-Phone PoE GbE black with integrated BT and Dual Band Wi-Fi 6:Yes
- ET685 IP phone Black 10 lines LCD:No
Wi-Fi
- Teams C456HD TAA IP-Phone PoE GbE black with integrated BT and Dual Band Wi-Fi 6:Yes
- ET685 IP phone Black 10 lines LCD:No
Width
- Teams C456HD TAA IP-Phone PoE GbE black with integrated BT and Dual Band Wi-Fi 6:225.9 mm
- ET685 IP phone Black 10 lines LCD:190 mm
Depth
- Teams C456HD TAA IP-Phone PoE GbE black with integrated BT and Dual Band Wi-Fi 6:210.3 mm
- ET685 IP phone Black 10 lines LCD:205 mm

Side by side

Differences highlightedShow differences only

Comparison of C456HD, ET685
72 specifications	A AudioCodes Teams C456HD TAA IP-Phone PoE GbE black with integrated BT and Dual Band Wi-Fi 6 Model C456HD View product	B VTech ET685 IP phone Black 10 lines LCD Model ET685 View product
Designidentical
Wall mountableKnown for one	Yes	Unknown — not stated by the source
Backlight keypadKnown for one	Unknown — not stated by the source	Yes
Performanceidentical
Operating system installedKnown for one	Android	Unknown — not stated by the source
Operating system versionKnown for one	13	Unknown — not stated by the source
Dual-Tone Multi-Frequency (DTMF) modesKnown for one	SIP info	Unknown — not stated by the source
Phone featuresidentical
Answering machineKnown for one	Yes	Unknown — not stated by the source
Full duplexKnown for one	Yes	Unknown — not stated by the source
Speed diallingKnown for one	Yes	Unknown — not stated by the source
Lines quantityKnown for one	Unknown — not stated by the source	10 lines
Call forwardingKnown for one	Unknown — not stated by the source	Yes
Call historyKnown for one	Unknown — not stated by the source	Yes
Call parkKnown for one	Unknown — not stated by the source	Yes
IntercomKnown for one	Unknown — not stated by the source	Yes
Phonebook capacityKnown for one	Unknown — not stated by the source	1000 entries
Management features1 differ
Integrated voicemailKnown for one	Yes	Unknown — not stated by the source
Volume controlKnown for one	Buttons	Unknown — not stated by the source
Number of programmable keysDiffers	1	6
Display4 differ
DisplayDiffers	TFT	LCD
Display diagonalDiffers	12.7 cm (5")	10.9 cm (4.3")
Display resolutionDiffers	1280 x 720 pixels	480 x 272 pixels
TouchscreenDiffers	Yes	No
Audio1 differ
Adaptive jitter buffersKnown for one	Yes	Unknown — not stated by the source
Comfort noise generation (CNG)Known 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
Voice codecsDiffers	G.711, G.722, G.729, Silk	AEC, AJB, CNG, G.711, G.722, G.726, G.729A, G.729B, PLC, VAD
Network1 differ
Ethernet LAN data ratesKnown for one	10,100,1000 Mbit/s	Unknown — not stated by the source
Wi-FiDiffers	Yes	No
Wi-Fi standardsKnown for one	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)	Unknown — not stated by the source
Networking standardsKnown for one	IEEE 802.3af	Unknown — not stated by the source
Quality of Service (QoS) supportKnown for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	HTTPS, SRTP, TLS	Unknown — not stated by the source
Supported network protocolsKnown for one	UDP/TCP, NTP, DNS/SRV	Unknown — not stated by the source
Ports & interfacesidentical
Headset connectivityKnown for one	USB	Unknown — not stated by the source
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
DC-in jackKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	2	Unknown — not stated by the source
WAN connection typeKnown for one	RJ-45	Unknown — not stated by the source
RJ-9 ports quantityKnown for one	Unknown — not stated by the source	1
Certificatesidentical
Certified for Microsoft TeamsKnown for one	Yes	Unknown — not stated by the source
Compliance certificatesKnown for one	TAA	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 70 °C	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	225.9 mm	190 mm
DepthDiffers	210.3 mm	205 mm
HeightDiffers	92.6 mm	220 mm
WeightDiffers	1.11 kg	907.2 g
Package widthKnown for one	323 mm	Unknown — not stated by the source
Package depthKnown for one	238 mm	Unknown — not stated by the source
Package heightKnown for one	86 mm	Unknown — not stated by the source
Package weightKnown for one	1.5 kg	Unknown — not stated by the source
Packaging contentidentical
Mounting kitKnown for one	Yes	Unknown — not stated by the source
Ethernet cableKnown for one	Yes	Unknown — not stated by the source
HandsetKnown for one	Yes	Unknown — not stated by the source
Headset includedKnown for one	Yes	Unknown — not stated by the source
ManualKnown for one	Yes	Unknown — not stated by the source

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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