

Why does our Sentry Smart Wi-Fi use 2.4GHz?
2.4GHz and 5GHz refer to the frequency bands used by Wi-Fi networks to transmit data wirelessly. While both frequency bands have their advantages and use cases, let's explore the benefits of 2.4GHz Wi-Fi over 5GHz:
- Greater Range: One of the key advantages of 2.4GHz Wi-Fi is its ability to penetrate through walls and other physical obstacles more effectively than 5GHz. The lower frequency of 2.4GHz allows the signal to travel further, making it ideal for larger homes or offices with multiple rooms.
- Better Obstacle Penetration: As mentioned, 2.4GHz signals have a better ability to penetrate through physical barriers such as walls, furniture, and other objects. This characteristic makes it more suitable for environments where there are many obstructions that could interfere with the Wi-Fi signal.
- Wider Device Compatibility: Older devices, including some smart home devices, printers, and IoT devices, often only support the 2.4GHz band. By using a 2.4GHz Wi-Fi network, you ensure compatibility with a broader range of devices. This is particularly relevant in cases where you have legacy or budget devices that lack 5GHz support.
- More Resistant to Signal Interference: The 2.4GHz frequency band is crowded and widely used by various devices like cordless phones, microwave ovens, and Bluetooth devices. However, despite the potential for interference, 2.4GHz signals tend to be more resilient and can handle interference better than 5GHz signals. This advantage is especially noticeable in densely populated areas or environments with many electronic devices.
- Lower Power Consumption: Devices that operate on the 2.4GHz band generally consume less power compared to those using the 5GHz band. This lower power consumption can be beneficial for battery-powered devices such as smartphones, tablets, and IoT devices, as it helps extend their battery life.
It's important to note that while 2.4GHz Wi-Fi has its advantages, 5GHz Wi-Fi also has its strengths. 5GHz offers faster data transfer rates, less congestion in densely populated areas, and better support for high-bandwidth applications like streaming HD videos or online gaming. Therefore, the choice between 2.4GHz and 5GHz depends on the specific needs of your network and the devices you're using. Many modern routers offer dual-band functionality, allowing you to enjoy the benefits of both frequency bands simultaneously.