HP 2.0 USB Docking Station vs HP 2540 Docking Station

Comparison of 2.0 USB Docking Station, 2540 Docking Station

32 specifications	A HP 2.0 USB Docking StationView product	B HP 2540 Docking StationView product
Ports & interfacesidentical
Connectivity technologyKnown for one	—Unknown — not stated by the source	Docking
USB 2.0 ports quantity	4	4
VGA (D-Sub) ports quantityKnown for one	—Unknown — not stated by the source	1
DisplayPorts quantityKnown for one	—Unknown — not stated by the source	1
Microphone inKnown for one	—Unknown — not stated by the source	Yes
Headphone outputsKnown for one	—Unknown — not stated by the source	1
DC-in jackKnown for one	—Unknown — not stated by the source	Yes
eSATA ports quantityKnown for one	—Unknown — not stated by the source	1
Networkidentical
Ethernet LANKnown for one	—Unknown — not stated by the source	Yes
Ethernet LAN (RJ-45) ports	1	1
Performanceidentical
Product colour	Black	Black
Card reader integratedKnown for one	—Unknown — not stated by the source	No
Cable lock slotKnown for one	—Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	—Unknown — not stated by the source	Kensington
LED indicatorsKnown for one	—Unknown — not stated by the source	Yes
Brand compatibilityKnown for one	—Unknown — not stated by the source	HP
CompatibilityKnown for one	—Unknown — not stated by the source	EliteBook 2540p
Operational conditionsidentical
Operating altitudeKnown for one	—Unknown — not stated by the source	-15.24 - 3048 m
Non-operating altitudeKnown for one	—Unknown — not stated by the source	-15.24 - 12192 m
Operating shockKnown for one	—Unknown — not stated by the source	125 G
Non-operating shockKnown for one	—Unknown — not stated by the source	200 G
Weight & dimensions1 differ
WidthKnown for one	—Unknown — not stated by the source	336.5 mm
DepthKnown for one	—Unknown — not stated by the source	120.6 mm
HeightKnown for one	—Unknown — not stated by the source	50.8 mm
WeightDiffers	321 g	880 g
Other featuresidentical
Compatible operating systemsKnown for one	Windows XP (SP1 & 2); Windows Vista (32- $ 64-bit); Windows 7	—Unknown — not stated by the source
DVI portKnown for one	Yes	—Unknown — not stated by the source
Dimensions (WxDxH)Known for one	280 x 220 x 81 mm	—Unknown — not stated by the source
InterfaceKnown for one	USB	—Unknown — not stated by the source
Power requirementsKnown for one	DC input 5 V; Rated current 4A	—Unknown — not stated by the source
I/O portsKnown for one	4 USB 2.0; 1 DVI external monitor port; 1 RJ-45	—Unknown — not stated by the source
Security management descriptionKnown for one	Add a locking cable (sold separately) to secure the docking station using the security cable slot	—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.