Informatique Réseaux et Composants

The TP-Link TL-WA855RE Wifi repeater is a device designed to extend the wireless coverage of existing networks with a maximum speed of up to 300 Mbps on the 2.4 GHz band, compatible with IEEE 802.11n, 802.11g, and 802.11b standards. Equipped with 2 external antennas , it enhances the Wi-Fi signal to achieve a faster and more stable connection, ideal for eliminating dead zones in homes or small offices. This extender supports both repeater mode and access point (AP) mode, allowing the creation of a new Wi-Fi access point through its interface, which includes a 10/100 Mbps RJ45 Ethernet port for easy wired device connection. Its setup is simple and accessible, featuring a “Range Extender” button to start network extension and the Tether mobile app for convenient device management and control from a smartphone. Made of white plastic , compact and lightweight (approximately 100 grams ), it has small dimensions of 52 x 34 x 65 mm, making it unobtrusive when plugged in. It consumes about 3 W of power, contributing to energy-efficient use, with energy-saving modes programmable via its software. Regarding security, the TL-WA855RE offers WEP, WPA, and WPA2-PSK encryption to protect the wireless network from unauthorized access. Additionally, it includes advanced MAC filtering and transmit power control features for better access and coverage management. It is certified according to CE and RoHS international standards and is compatible with multiple operating systems, including various Windows versions, Mac OS, Linux, and others, ensuring broad interoperability. The complete kit includes the extender, an RJ-45 Ethernet cable, and a quick installation guide, facilitating immediate setup. In summary, this repeater is a practical and efficient solution to improve Wi-Fi signal in spaces requiring wider and more stable coverage without replacing the main router. Connectivity: Wi-Fi Includes: RJ45 Cable Ethernet LAN Cable Product with plug: Yes Type of plug: Plug EU Type: Wi-Fi repeater Colour: White Speed: 300 Mbps 10 Gbit/s Material: Plastic Characteristics: Installation guide included Weight: 100 gr Power: 3 W Voltage: 220 V Frequency: 2,4GHz Approx. weight: 120 g Connections: RJ45 SATA RCA Certificate: RoHS Working range for humidity: 10 % - 90 % Data transfer: 300 Mbit/s Approx. temperature: -40º / 70º Nuclei: 1 core

Characteristics: Touchscreen Built-in speakers Water resistant Integrated speakers Colour: Silver Black Multicolour Black/Silver Size: 7" Product with plug: Yes Type of plug: Plug EU Internal Memory: 16 GB Connections: USB-C Connectivity: Bluetooth Operating System: Linux Battery operated: 1 Polímero de litio Diagonal of the screen (cm): 17,8 cm

The Archer T3U from TP-Link is a mini USB WiFi adapter designed to provide a fast and stable wireless connection using Wi-Fi 5 (802.11ac) technology, compatible with dual bands of 2.4 GHz and 5 GHz . This adapter uses a USB interface to connect to the computer, making it easy to use on desktops and laptops without WiFi capability or with limited wireless connections. Its compact black design includes an LED indicator to easily monitor connection status. Equipped with optimized internal antennas, the Archer T3U offers a maximum transfer speed of up to 867 Mbit/s , ensuring efficient performance for browsing, streaming, and video calls. Operating via a wired USB connection, it combines the stability of a physical link with the flexibility of WiFi. Setup is quick and accessible thanks to the included installation guide, allowing easy start-up without advanced technical knowledge. Compatible with multiple operating systems, this adapter is a versatile solution to add or improve wireless connectivity for devices needing stable and fast WLAN access. Power is supplied directly via USB, eliminating the need for additional external sources. Its small size and efficiency make it ideal for users seeking to enhance WiFi connectivity without sacrificing space or portability. In summary, the TP-Link Archer T3U offers a balanced combination of speed, compatibility, and convenience for users requiring a reliable, high-performance WiFi connection on their devices. Connectivity: Wi-Fi Type: Wired Antenna Colour: Black Connections: USB USB 3.2 Includes: Antenna Characteristics: LED indicator Installation guide included Power supply: Wired Operating System: RouterOS Sash: 2,4 GHz - 5 GHz Certificate: RoHS Suitable for: Laptop Working range for humidity: 10 % - 90 % Frequency: 2,4 GHz Approx. temperature: -40º / 70º

Colour: Black Type: Wireless Antenna Connections: USB USB 3.2 Connectivity: Wi-Fi Characteristics: LED indicator Plug & Play Quantity: 2 Certificate: RoHS Suitable for: Laptop Working range for humidity: 10 % - 90 % Compatible: Computers Approx. temperature: -40º / 70º

The Vention KDSB0 USB WiFi adapter is a compact and functional device that enables any equipment with a USB 2.0 port to connect wirelessly to Wi-Fi networks, facilitating internet access without cables. With a sober and discreet design in black , this adapter uses an internal antenna optimized to provide a stable signal and data transfer speeds of up to 433 Mbps , suitable for browsing, video calls, and standard-quality streaming. Its compatibility with Wi-Fi connections makes it a practical option to improve or extend connectivity for desktop or laptop computers that lack or have limited wireless access. Thanks to its USB 2.0 interface, it connects easily without additional tools, ensuring quick and simple installation. This wireless adapter combines basic functionality with performance suited for everyday tasks on home or small office networks, offering an accessible and hassle-free Wi-Fi connectivity solution. In short, the Vention KDSB0 meets the need to connect USB devices to wireless networks reliably and simply. Type: Wireless Antenna Colour: Black Connections: USB USB 2.0 Characteristics: Wireless Plug & Play Connectivity: Wi-Fi Compatible: Windows PC/Server Data transfer: 433 Mbit/s

Connectivity: Wi-Fi Wi-Fi 5 GHz Type of plug: Plug EU Product with plug: Yes Voltage: 12 V Type: Wireless Modem Router Colour: White Connections: Ethernet LAN Power supply: Electric Network Output voltage: 12 V Characteristics: On/off interrupter Capacity: 128 MB Compatible: Android, iOS WPA-PSK 3G: No Operating System: RouterOS Sash: 2,4 GHz - 5 GHz Amperage: 1 A Weight: 200 g Control: App Frequency: 5 GHz Battery operated: Litio Ion 1 Polímero de litio Working range for humidity: 10 % - 90 % Data transfer: 300 Mbit/s 867 Mbit/s Approx. temperature: -40º / 70º Speed: 10/100 Mbps Nuclei: 2 Nuclei