Product comparison · 2 modems

Conceptronic 56Kbps USB Voice/Fax Modem vs Conceptronic USB ADSL modem Annex A

Key differences

Interface
- 56Kbps USB Voice/Fax Modem:USB 1.1/2.0
- USB ADSL modem Annex A:USB
Supported data transfer rates
- 56Kbps USB Voice/Fax Modem:28.8/33.6/56 Kbps
- USB ADSL modem Annex A:ADSL Annex A (analog line)
Compatible operating systems
- 56Kbps USB Voice/Fax Modem:Windows 98/Me/2000/XP
- USB ADSL modem Annex A:Windows 98/ME/XP and 2000

Differences highlightedShow differences only

Comparison of 56Kbps USB Voice/Fax Modem, USB ADSL modem Annex A
14 specifications	A Conceptronic 56Kbps USB Voice/Fax Modem View product	B Conceptronic USB ADSL modem Annex A View product
Modem1 differ
Modem speedKnown for one	56 Kbit/s	Unknown — not stated by the source
InterfaceDiffers	USB 1.1/2.0	USB
Performance2 differ
Supported data transfer ratesDiffers	28.8/33.6/56 Kbps	ADSL Annex A (analog line)
Data link protocolsDiffers	ITU V.92, ITU V34-annex12	High performance and compatible with all European ADSL networks and internet providers
Maximum fax transfer rateKnown for one	14.4 Kbps	Unknown — not stated by the source
Upstream data rateKnown for one	Unknown — not stated by the source	1 Mbit/s
Downstream data rateKnown for one	Unknown — not stated by the source	8 Mbit/s
Features1 differ
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
CompatibilityDiffers	CE	ATM compatibility: PPPoA, PPPoE, IpoA and Multi protocol over ATM
System requirements2 differ
Mac compatibilityKnown for one	No	Unknown — not stated by the source
Minimum system requirementsDiffers	Pentium 233 MHz	· Pentium II 466Mhz · 32 MB RAM memory · Available USB port · Windows 98/ME/XP and 2000
Compatible operating systemsDiffers	Windows 98/Me/2000/XP	Windows 98/ME/XP and 2000
Ports & interfacesidentical
I/O portsKnown for one	Unknown — not stated by the source	USB
Technical detailsidentical
Special featuresKnown for one	Unknown — not stated by the source	Compatible with G.Lite and G.DMT (full rate) Easy installation with network and ISP selection DHCP: Client

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.