Conceptronic 128 Kbps Internal ISDN adapter vs FRITZ!Card DSL USB (Annex B)

Comparison of 128 Kbps Internal ISDN adapter, FRITZ!Card DSL USB (Annex B)

14 specifications	A Conceptronic 128 Kbps Internal ISDN adapterView product	B FRITZ! FRITZ!Card DSL USB (Annex B)View product
Technical details1 differ
Compatible operating systemsDiffers	Windows 95/98/ME/NT 4.0/2000/XP	Microsoft Windows 2000 Professional, Microsoft Windows 98/ME, Microsoft Windows XP
Compatible productsKnown for one	DSS1:Euro-ISDN, AT&T 5ESS/DMS-100, X.75, HDLC, PPP	—Unknown — not stated by the source
CAPI supportKnown for one	2.0	—Unknown — not stated by the source
Ports & interfacesidentical
I/O portsKnown for one	—Unknown — not stated by the source	USB 1.1/2.0
Modemidentical
Connectivity technologyKnown for one	—Unknown — not stated by the source	Wired
Supported protocolsKnown for one	—Unknown — not stated by the source	ADSL, ADSL over ISDN, T-DSL, ITU G.992.1 (G.DMT), ITU G.994.1 (G.hs)
Modem speedKnown for one	128, 14.4	—Unknown — not stated by the source
B-channel protocolsKnown for one	2	—Unknown — not stated by the source
System requirements1 differ
Minimum processorDiffers	Pentium 133 MHz	Pentium II 300MHz
Minimum RAMKnown for one	16 MB	—Unknown — not stated by the source
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	—Unknown — not stated by the source	10 - 90%
Operating temperature (T-T)Known for one	—Unknown — not stated by the source	0 - 70 °C
Weight & dimensionsidentical
WeightKnown for one	—Unknown — not stated by the source	100 g
Dimensions (WxDxH)Known for one	—Unknown — not stated by the source	80 x 100 x 25 mm

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.