Thẻ Mạng Không Dây Comfast 821ac 600mbps Dual-Band
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Cập nhật: thứ năm 20/08/2026 lúc 12:14 SA
LỊCH SỬ GIÁ SẢN PHẨM
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SO SÁNH GIÁ
MÔ TẢ SẢN PHẨM
1. 600Mbps dual-band wireless network card, driver-free, convenient and easy to use
2. The network card supports 2.4&5.8Hz frequency band, dual-frequency effectively counters signal interference. 600Mbps rate, faster surfing on the Internet, more enjoyable video and audio
3. The CF-821AC is equipped with a high-gain antenna, which can provide better wireless penetration and better wall penetration even in a complex environment with multiple barriers or multiple interference.
4. Supports encryption methods such as WPA2 to protect your home network security, and desktop computers do not need to pull the network cable to access the Internet
5. Compatible with multiple systems: Windows XP/7/8/8.1/10 (32-bit, 64-bit); MacOS10.9-MacOS10.15
Product name: wireless network card
el: CF-821AC
Working frequency: 2.412GHz-2.484GHz; 5.180-5.825GHz
Wireless standard: support IEEE802.11a/b/g/n/ac standard
Transmission rate: 2.4GHz: 150Mbps; 5.8GHz: 433Mbps
Interface: USB2.0
Antenna: 3dBi
Other functions: analog AP function
Transmitting power: 19dBm
Indicator light: working status indicator
colour:White+light blue
Material:ABS+metal
size:131 x 19 x 54.8mm
Package Contents:
1 x USB wireless network cardOnly the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
2. The network card supports 2.4&5.8Hz frequency band, dual-frequency effectively counters signal interference. 600Mbps rate, faster surfing on the Internet, more enjoyable video and audio
3. The CF-821AC is equipped with a high-gain antenna, which can provide better wireless penetration and better wall penetration even in a complex environment with multiple barriers or multiple interference.
4. Supports encryption methods such as WPA2 to protect your home network security, and desktop computers do not need to pull the network cable to access the Internet
5. Compatible with multiple systems: Windows XP/7/8/8.1/10 (32-bit, 64-bit); MacOS10.9-MacOS10.15
Product name: wireless network card
el: CF-821AC
Working frequency: 2.412GHz-2.484GHz; 5.180-5.825GHz
Wireless standard: support IEEE802.11a/b/g/n/ac standard
Transmission rate: 2.4GHz: 150Mbps; 5.8GHz: 433Mbps
Interface: USB2.0
Antenna: 3dBi
Other functions: analog AP function
Transmitting power: 19dBm
Indicator light: working status indicator
colour:White+light blue
Material:ABS+metal
size:131 x 19 x 54.8mm
Package Contents:
1 x USB wireless network cardOnly the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.