Product comparison · 2 network cards

TP-Link 150Mbps High Gain Wireless USB Adapter vs TP-Link TL-WN821NC network card WLAN 300 Mbit/s

21specifications compared
5differ
16identical
16known for one product only

Key differences

Maximum data transfer rate
- 150Mbps High Gain Wireless USB Adapter:150 Mbit/s
- TL-WN821NC network card WLAN 300 Mbit/s:300 Mbit/s
Certification
- 150Mbps High Gain Wireless USB Adapter:CE, FCC
- TL-WN821NC network card WLAN 300 Mbit/s:FCC
Storage relative humidity (H-H)
- 150Mbps High Gain Wireless USB Adapter:5 - 90%
- TL-WN821NC network card WLAN 300 Mbit/s:5 - 95%

Side by side

Differences highlightedShow differences only

Comparison of 150Mbps High Gain Wireless USB Adapter, TL-WN821NC
37 specifications	A TP-Link 150Mbps High Gain Wireless USB Adapter View product	B TP-Link TL-WN821NC network card WLAN 300 Mbit/s Model TL-WN821NC View product
Ports & interfacesidentical
Connectivity technology	Wireless	Wireless
Host interface	USB	USB
InterfaceKnown for one	Unknown — not stated by the source	WLAN
Network2 differ
Maximum data transfer rateDiffers	150 Mbit/s	300 Mbit/s
Networking standards	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n	IEEE 802.11b, IEEE 802.11g, IEEE 802.11n
Wi-Fi	Yes	Yes
Wi-Fi band	Single-band (2.4 GHz)	Single-band (2.4 GHz)
Frequency range	2.4 - 2.4835 GHz	2.4 - 2.4835 GHz
Top Wi-Fi standardKnown for one	Wi-Fi 4 (802.11n)	Unknown — not stated by the source
Wi-Fi standardsKnown for one	802.11b, 802.11g, Wi-Fi 4 (802.11n)	Unknown — not stated by the source
WLAN data transfer rates supportedKnown for one	11,54,150 Mbit/s	Unknown — not stated by the source
Modulation	16-QAM, 64-QAM, CCK, DBPSK, DQPSK, OFDM	16-QAM, 64-QAM, CCK, DBPSK, DQPSK, OFDM
Security algorithmsDiffers	128-bit WEP, 64-bit WEP, WPA-PSK, WPA2-PSK	128-bit WEP, 64-bit WEP, WPA-PSK, WPA2-PSK, WPS
Design1 differ
Internal	No	No
Component forKnown for one	PC/Laptop	Unknown — not stated by the source
Product colour	White	White
AntennaKnown for one	Yes	Unknown — not stated by the source
Antenna typeKnown for one	Omni-directional	Unknown — not stated by the source
Antenna connector typeKnown for one	RP-SMA	Unknown — not stated by the source
Chipset	Atheros	Atheros
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
CertificationDiffers	CE, FCC	FCC
Poweridentical
Output voltageKnown for one	5 V	Unknown — not stated by the source
USB poweredKnown for one	Yes	Unknown — not stated by the source
System requirements1 differ
Internet connection requiredKnown for one	Yes	Unknown — not stated by the source
Windows operating systems supportedDiffers	Windows 2000, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows XP Home, Windows XP Home x64	Windows 2000, Windows 2000 Professional, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows Vista Busines
Operational conditions1 differ
Operating temperature (T-T)	0 - 40 °C	0 - 40 °C
Storage temperature (T-T)	-40 - 70 °C	-40 - 70 °C
Operating relative humidity (H-H)	10 - 90%	10 - 90%
Storage relative humidity (H-H)Differs	5 - 90%	5 - 95%
Weight & dimensionsidentical
Width	93.5 mm	93.5 mm
Depth	26 mm	26 mm
Height	11 mm	11 mm
Technical detailsidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Other featuresidentical
GainKnown for one	4 dBi	Unknown — not stated by the source
Compliance industry standardsKnown for one	IEEE 802.11n, IEEE 802.11g, IEEE 802.11b	Unknown — not stated by the source
Detachable antenna(s)Known for one	Yes	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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