Cisco C819HGW+7-N-K9 ISR Wireless Integrated Services Router
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SKU/MPN | Warranty | Price | Condition | You save |
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C819HGW+7-N-K9 | Six-Month (180 Days) | $850.00 | Excellent Refurbished | You save: $155.75 (15%) |
C819HGW+7-N-K9 | Six-Month (180 Days) | Contact us for a price | Factory-Sealed New Retail in Original Box (FSB) |
General Product Information
- Manufacturer: Cisco
- Part Number: C819HGW+7-N-K9
- Series: 800 Series
- Model: C819HGW
- Product Type: Wireless Integrated Services Router
Technical Specifications
Wireless Capabilities
- Wi-Fi Generation: Wi-Fi 4 (IEEE 802.11n)
- Frequency Bands: ISM Band (2.40 GHz), UNII Band (5 GHz)
- Wireless LAN Standard: IEEE 802.11n
- Total Wireless Transmission Speed: 37.50 MB/s
Cellular Connectivity
- Cellular Generation: 3.9G
- Supported Networks:
- WCDMA: 850, 900, 1900, 2100 MHz
- GSM: 850, 900, 1800, 1900 MHz
- Data Connectivity Technologies: HSPA+, HSDPA, UMTS, EDGE, GPRS
Interfaces and Ports
- Network Ports (RJ-45): 4
- USB Ports: Yes
- PoE (RJ-45) Port: No
- Broadband Ports (RJ-45): 1
Expansion and Connectivity
- Expansion Slots: 2 (SIM Card)
- Ethernet Technology: Gigabit Ethernet
- VPN Support: Yes
Physical Dimensions
- Form Factor: Wall Mountable, Desktop, Rail-mountable
- Height: 1.7 inches
- Width: 7.7 inches
- Depth: 9 inches
- Weight: Approximately 3.40 lbs
Standard
Introduction to IEEE 802.11n
IEEE 802.11n is a widely recognized wireless networking standard that offers significant improvements in terms of speed, range, and reliability compared to its predecessors. This standard, also known as Wi-Fi 4, introduced several advanced technologies that have revolutionized wireless communication, making it an essential feature in the Cisco C819HGW+7-N-K9 Wireless Integrated Services Router.
Enhanced Speed and Throughput
Increased Data Rates
One of the primary benefits of IEEE 802.11n is its ability to achieve higher data rates. This standard supports multiple-input multiple-output (MIMO) technology, allowing the router to utilize multiple antennas to transmit and receive data simultaneously. By employing MIMO, the Cisco C819HGW+7-N-K9 can achieve data rates of up to 300 Mbps.
Improved Channel Bonding
IEEE 802.11n also introduced channel bonding, which enables the router to combine adjacent channels to create wider channels. This results in increased bandwidth and improved data throughput. With channel bonding support, the C819HGW+7-N-K9 can effectively utilize the available spectrum and deliver faster wireless connections.
Extended Range and Coverage
MIMO Technology for Better Coverage
The implementation of MIMO in IEEE 802.11n enhances the range and coverage of the wireless network. MIMO utilizes multiple antennas to transmit and receive data, enabling the router to overcome obstacles and maintain a strong connection even at long distances. With the C819HGW+7-N-K9, users can enjoy reliable wireless connectivity throughout their premises without experiencing dead zones.
Beamforming Technology for Targeted Coverage
Another notable feature of IEEE 802.11n is beamforming. This technology allows the router to focus its signal towards the intended recipients, rather than broadcasting it in all directions. By directing the wireless signal toward devices, beamforming improves signal strength, reduces interference, and extends coverage. The C819HGW+7-N-K9 utilizes beamforming to ensure optimal performance and connectivity for all connected devices.
Enhanced Reliability and Performance
Multiple Antennas for Increased Signal Quality
The presence of multiple antennas in IEEE 802.11n not only enhances coverage but also improves signal quality. With multiple antennas, the C819HGW+7-N-K9 can mitigate the effects of interference, noise, and reflections, resulting in a more reliable wireless connection. Users can expect consistent performance and minimal disruptions when utilizing this router.
Advanced Modulation Techniques
IEEE 802.11n supports advanced modulation techniques such as Quadrature Amplitude Modulation (QAM), which allows for more efficient data transmission. QAM enables the router to transmit multiple bits per symbol, increasing the overall data rate. The C819HGW+7-N-K9 leverages these modulation techniques to optimize wireless performance and provide faster data transfers.
Importance of IEEE 802.11n in the Cisco C819HGW+7-N-K9
Meeting Increasing Bandwidth Demands
As technology evolves and more devices connect to a network simultaneously, there is a growing need for higher bandwidth. IEEE 802.11n addresses this demand by providing faster data rates and increased channel capacity. With the Cisco C819HGW+7-N-K9's support for this standard, users can effectively handle bandwidth-intensive applications such as video streaming, online gaming, and large file transfers without experiencing lag or buffering.
Enabling Seamless Mobility
The C819HGW+7-N-K9's implementation of IEEE 802.11n ensures seamless mobility within a wireless network. The extended range and coverage capabilities allow users to move freely within their premises without experiencing frequent disconnections or signal degradation. Whether working in an office, warehouse, or outdoor environment, users can rely on the router's robust wireless connectivity to stay connected and productive.
Future-Proofing the Network
By incorporating IEEE 802.11n into the C819HGW+7-N-K9, Cisco has future-proofed this router against upcoming technological advancements. While newer Wi-Fi standards have emerged since the introduction of 802.11n, this standard still offers reliable performance for most applications. Users can confidently invest in the C819HGW+7-N-K9, knowing that their wireless network will remain compatible with a wide range of devices and continue to deliver excellent performance for years to come.
Conclusion
The Cisco C819HGW+7-N-K9 Wireless Integrated Services Router stands out with its support for IEEE 802.11n, offering enhanced speed, extended range, and improved reliability. Users can enjoy faster data rates, wider coverage, and seamless mobility within their premises. This feature ensures that the C819HGW+7-N-K9 remains a future-proof investment, accommodating the increasing demands of modern networks while providing a superior user experience.