Product comparison · 2 numeric keypads

Buffalo BSTK100BKZ numeric keypad Laptop USB Black vs Lenovo Go Wireless

19specifications compared
17differ
2identical
13known for one product only

Key differences

The Lenovo Go Wireless has 2 more keyboard keys than the Buffalo BSTK100BKZ numeric keypad Laptop USB Black (21 vs 19). The Lenovo Go Wireless has 0.2 m more cable length than the Buffalo BSTK100BKZ numeric keypad Laptop USB Black (1 m vs 0.8 m). The Lenovo Go Wireless has 42.8 mm more width than the Buffalo BSTK100BKZ numeric keypad Laptop USB Black (132.8 mm vs 90 mm). Device interface: USB on the Buffalo BSTK100BKZ numeric keypad Laptop USB Black, Bluetooth/USB/RF Wireless on the Lenovo Go Wireless. Purpose: Laptop on the Buffalo BSTK100BKZ numeric keypad Laptop USB Black, Universal on the Lenovo Go Wireless.

Device interface
- BSTK100BKZ numeric keypad Laptop USB Black:USB
- Go Wireless:Bluetooth/USB/RF Wireless
Purpose
- BSTK100BKZ numeric keypad Laptop USB Black:Laptop
- Go Wireless:Universal
Keyboard number of keys
- BSTK100BKZ numeric keypad Laptop USB Black:19
- Go Wireless:21
Cable length
- BSTK100BKZ numeric keypad Laptop USB Black:0.8 m
- Go Wireless:1 m
Product colour
- BSTK100BKZ numeric keypad Laptop USB Black:Black
- Go Wireless:Grey
Power source type
- BSTK100BKZ numeric keypad Laptop USB Black:USB
- Go Wireless:Battery
Width
- BSTK100BKZ numeric keypad Laptop USB Black:90 mm
- Go Wireless:132.8 mm
Depth
- BSTK100BKZ numeric keypad Laptop USB Black:145 mm
- Go Wireless:85 mm

Side by side

Differences highlightedShow differences only

Comparison of BSTK100BKZ, Go Wireless
32 specifications	A Buffalo BSTK100BKZ numeric keypad Laptop USB Black Model BSTK100BKZ View product	B Lenovo Go Wireless View product
Features3 differ
Device interfaceDiffers	USB	Bluetooth/USB/RF Wireless
Key switch typeKnown for one	Unknown — not stated by the source	Tactile
PurposeDiffers	Laptop	Universal
Pointing device	No	No
USB hub	No	No
Keyboard number of keysDiffers	19	21
Keys operating lifeKnown for one	Unknown — not stated by the source	10 million characters
Frequency bandKnown for one	Unknown — not stated by the source	2.4 GHz
Design2 differ
BacklightKnown for one	Unknown — not stated by the source	No
Ergonomic designKnown for one	Unknown — not stated by the source	Yes
Cable lengthDiffers	0.8 m	1 m
Product colourDiffers	Black	Grey
Non-slip baseKnown for one	Yes	Unknown — not stated by the source
Power1 differ
Power source typeDiffers	USB	Battery
System requirements1 differ
Windows operating systems supportedDiffers	Windows 10, Windows 7, Windows 8.1	Yes
Weight & dimensions4 differ
WidthDiffers	90 mm	132.8 mm
DepthDiffers	145 mm	85 mm
HeightDiffers	24 mm	13.5 mm
WeightDiffers	110 g	109 g
Packaging data4 differ
Package widthDiffers	105 mm	180 mm
Package depthDiffers	30 mm	127 mm
Package heightDiffers	178 mm	43 mm
Package weightDiffers	145 g	277 g
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	USB Type-C to USB Type-A
Receiver includedKnown for one	Unknown — not stated by the source	Yes
Warranty cardKnown for one	Unknown — not stated by the source	Yes
ManualKnown for one	Yes	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Lithium Polymer (LiPo)
Operational conditions2 differ
Operating temperature (T-T)Differs	-10 - 60 °C	0 - 40 °C
Operating relative humidity (H-H)Differs	20 - 85%	20 - 95%
Other featuresidentical
Wireless receiver interfaceKnown for one	Unknown — not stated by the source	USB
Compliance certificatesKnown for one	RoHS	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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