Product comparison · 2 modems

StarTech.com USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem - vs Zyxel BRG-35503 modem

9specifications compared
8differ
1identical
26known for one product only

Key differences

The Zyxel BRG-35503 modem has 53 mm more depth than the StarTech.com USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem - (130 mm vs 77 mm). The Zyxel BRG-35503 modem has 24 mm more height than the StarTech.com USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem - (44 mm vs 20 mm). The Zyxel BRG-35503 modem has 192 g more weight than the StarTech.com USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem - (220 g vs 28 g). LED indicators: Data on the StarTech.com USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem -, LAN, Link, Power, Status on the Zyxel BRG-35503 modem. Operating temperature (T-T): 0 - 60 °C on the StarTech.com USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem -, 0 - 40 °C on the Zyxel BRG-35503 modem.

LED indicators
- USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem -:Data
- BRG-35503 modem:LAN, Link, Power, Status
Operating temperature (T-T)
- USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem -:0 - 60 °C
- BRG-35503 modem:0 - 40 °C
Storage temperature (T-T)
- USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem -:-10 - 70 °C
- BRG-35503 modem:-40 - 60 °C
Depth
- USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem -:77 mm
- BRG-35503 modem:130 mm
Height
- USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem -:20 mm
- BRG-35503 modem:44 mm
Weight
- USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem -:28 g
- BRG-35503 modem:220 g
Width
- USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem -:27 mm
- BRG-35503 modem:180 mm

Side by side

Differences highlightedShow differences only

Comparison of USB56KEMH2, BRG-35503
35 specifications	A StarTech.com USB 2.0 Fax Modem - 56K External Hardware Dial Up V.92 Modem/ Dongle/Adapter - Computer/Laptop Fax Modem - USB to Telephone Jack - USB Data Modem - Model USB56KEMH2 View product	B Zyxel BRG-35503 modem Model BRG-35503 View product
Modemidentical
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
InterfaceKnown for one	USB 2.0	Unknown — not stated by the source
ChipsetKnown for one	Conexant - CX93010-21Z	Unknown — not stated by the source
Performance1 differ
Supported data transfer ratesDiffers	56 Kbps Down, 36.6 Kbps Up, 14.4 Kbps Fax	120
Upstream data rateKnown for one	0.036 Mbit/s	Unknown — not stated by the source
Downstream data rateKnown for one	0.056 Mbit/s	Unknown — not stated by the source
Maximum fax transfer rateKnown for one	14.4 Kbps	Unknown — not stated by the source
Supported protocolsKnown for one	Modem ITU-T V.92 / V.90, V.34, V.32bis, V.32, V.22bis, V.22, V.23, V.21 Bell 212A, Bell 103 Fax V.17, V.29, V.27 Ter, V.21 channel 2 Data V.44, V.42bis, MNP 5	Unknown — not stated by the source
ModulationKnown for one	Unknown — not stated by the source	128-QAM, 16-QAM, 32-QAM, 64-QAM, 8-QAM, QPSK
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u
Features1 differ
LED indicatorsDiffers	Data	LAN, Link, Power, Status
InternalKnown for one	Unknown — not stated by the source	No
Ports & interfacesidentical
Modem (RJ-11) portsKnown for one	1	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
System requirementsidentical
Compatible operating systemsKnown for one	- Windows 7, 8, 8.1, 10 - Windows Server 2008 R2, 2012 R2, 2016, 2019 - Mac OS 10.9 to 10.10 - Linux kernel 3.16 to 4.4 LTS	Unknown — not stated by the source
Certificatesidentical
Compliance certificatesKnown for one	RoHS, CE, Federal Communications Commission (FCC), REACH, Trade Agreements Act (TAA)	Unknown — not stated by the source
CertificationKnown for one	CE, FCC, RoHS, REACH, TAA	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 60 °C	0 - 40 °C
Operating relative humidity (H-H)	10 - 90%	10 - 90%
Storage temperature (T-T)Differs	-10 - 70 °C	-40 - 60 °C
Weight & dimensions4 differ
DepthDiffers	77 mm	130 mm
HeightDiffers	20 mm	44 mm
WeightDiffers	28 g	220 g
WidthDiffers	27 mm	180 mm
Packaging contentidentical
Cables includedKnown for one	Phone (RJ-11)	Unknown — not stated by the source
Quick start guideKnown for one	Yes	Unknown — not stated by the source
Packaging dataidentical
Package depthKnown for one	166 mm	Unknown — not stated by the source
Package dimensions (WxDxH)Known for one	136 x 163 x 32 mm	Unknown — not stated by the source
Package heightKnown for one	36 mm	Unknown — not stated by the source
Package weightKnown for one	136 g	Unknown — not stated by the source
Package widthKnown for one	139 mm	Unknown — not stated by the source
Logistics dataidentical
Master (outer) case heightKnown for one	369 mm	Unknown — not stated by the source
Master (outer) case lengthKnown for one	379 mm	Unknown — not stated by the source
Master (outer) case widthKnown for one	725 mm	Unknown — not stated by the source
Products per master (outer) caseKnown for one	100 pc(s)	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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