How to optimize signal strength for your Bluetooth-enabled smart home products (2024)

One of the biggest benefits built into smart switches and outlets from iDevices is Bluetooth, a low-energy, short-range wireless communication standard.

Bluetooth allows you to pair products without additional and unnecessary wiring. For 3- or 4-way installs with the iDevices Wall Switch or Dimmer Switch, pairing between products occurs via Bluetooth,not physical wiring.

The iDevices Instant Switch also takes advantage of Bluetooth when pairing to other iDevices products, including the the iDevices Wall outlet. In fact, up to two Instant Switches can be paired to any single-pole Wall Switch or Dimmer Switch. An Instant Switch can also be paired to each receptacle of the iDevices Wall Outlet.

Bluetooth works flawlessly when there’s nothing to impede it's path. But when the signal needs to pass through heavy building materials and multiple walls, the effectiveness of the signal could be impacted. Bluetooth is more likely to travel through drywall than concrete or metal, for example. That’s why we suggest planning ahead when determining where you install your iDevices products when utilizing Bluetooth pairing.

Luckily, there are tools like BLE Scanner to help. This free app (available on the App Store and Google Play) measures Bluetooth signal strength. Let’s say you’re looking to pair an Instant Switch to a Dimmer Switch. Just search nearby Bluetooth devices in the BLE Scanner app to find the Dimmer Switch. Then, walk with your smart phone towards the spot you want to install the Instant Switch. The app will give you an RSSI (Receiver Signal Strength Indication) reading in the far left column (see image below), which will change depending upon your location. Your product will appear in the app, we're just showing N/A for the blog.

How to optimize signal strength for your Bluetooth-enabled smart home products (1)

If you reach the desired installation spot and the RSSI reading is around -60 or higher (that's a negative number, so -59 would be higher, for example), you’re in great shape and shouldn’t run into any Bluetooth pairing or connection issues. If the reading is lower, we suggest looking for a better spot to install your Instant Switch. That’s not to say the products won’t pair and work – there’s just a higher probability a problem may arise. That's exactly what we want to help you prevent.

Another feature within the app allows you to visualize Bluetooth products in your home in terms of proximity. In the example below, you'll notice certain products have a low RSSI reading, even though they're closer. That's because proximity isn't the only factor. This is where building materials and physical barriers come into play. Those products are likely in another room or behind a wall.

How to optimize signal strength for your Bluetooth-enabled smart home products (2)

As always, if you have any questions or concerns about product installation and Bluetooth pairing, our customer experience team is more than happy to help. Just reach out at support@idevicesinc.com or call 888.313.7019 (Mon - Fri 9am - 9pm, Sat 11am - 7pm EST).

How to optimize signal strength for your Bluetooth-enabled smart home products (2024)

FAQs

How can I improve my Bluetooth signal strength? ›

Fortunately, there are several ways to increase the range of Bluetooth, including keeping your devices up to date, reducing interference, using an external Bluetooth antenna, using a Bluetooth range extender, using a Bluetooth amplifier, and keeping your devices cool.

How to solve Bluetooth range problem? ›

Bluetooth® device doesn't work from a distance
  1. Be sure your product is within 33 feet (10 meters) of the Bluetooth® device. ...
  2. Try moving the Bluetooth® device closer to your product. ...
  3. Reboot the Bluetooth® device. ...
  4. Check for sources of interference. ...
  5. Reset your product. ...
  6. Your product may need service.

What are Bluetooth signal strengths? ›

Think of transmit power like the volume of your voice. The louder you speak, the farther away someone can hear you but the more energy it takes. Bluetooth® technology supports transmit powers from -20 dBm (0.01 mW) to +20 dBm (100 mW).

How can I increase the range of my Bluetooth transmitter? ›

As a rule of thumb, increasing the transmitter power by 3dB doubles the range of the device. Therefore, using a stronger Bluetooth transmitter can significantly improve the range of the device. In conclusion, transmitter amplification is an effective way to extend Bluetooth range.

What causes a weak Bluetooth signal? ›

Common reasons for poor Bluetooth strength include: Wireless Devices and Wi-Fi. Wi-Fi routers often use the same bandwidth as Bluetooth, causing signal issues. Other Bluetooth devices can also impede connection.

How to make Bluetooth signal stronger on PC? ›

How to Increase Bluetooth Range on Windows?
  1. How to Expand Bluetooth Range on Windows?
  2. Method 1: Update Bluetooth Driver.
  3. Method 2: Remove All Interferences.
  4. Method 3: Use A Dedicated Bluetooth Driver.
  5. Method 4: Check Any Pending Updates.
Nov 23, 2023

What interrupts the Bluetooth signal? ›

Concrete and brick walls will often interrupt the signal, as it cannot pass through such thick walls. Bluetooth signals cannot travel through water, which includes the human body. Make sure with wireless headphones to keep your source device and the receiver on the same side of your body.

How to fix a poor Bluetooth connection? ›

Fix Bluetooth problems on Android
  1. Step 1: Check Bluetooth basics. Turn Bluetooth off and then on again. Learn how to turn Bluetooth on and off. Confirm that your devices are paired and connected. ...
  2. Step 2: Troubleshoot by problem type. Can't pair with car. Step 1: Clear devices from your phone's memory.

How do I fix Bluetooth capability? ›

Select Start > Settings > System > Troubleshoot > Other troubleshooters . Next to Bluetooth , select Run and follow the instructions.

How do I change my Bluetooth settings? ›

How to access the Bluetooth settings on your Android phone
  1. Drag down the top of your screen to open the quick settings menu.
  2. Press and hold the Bluetooth icon. Doing so will jump you straight into the Bluetooth settings menu.
  3. Alternatively, you can go into your Settings and select Device Connection.
Jan 19, 2023

What is the best signal strength? ›

Ideal Cell Phone Signal Strength
  • Close to 0 dBm: Outstanding signal (near the cell tower)
  • -50 to -64 dBm: Very good signal.
  • -65 to -84 dBm: Good signal.
  • -85 to -100 dBm: Below average/Poor signal.
  • Below -100 dBm: Close to no signal.
Dec 20, 2022

What material can block Bluetooth signal? ›

Your best bet is either a metal or a thick partially conductive ceramic to block the bluetooth. Concrete is one example, but you'd need a very thick piece. You'd also have to ensure that the concrete is large enough such that the wave won't refract around it.

How can I improve my Bluetooth signal? ›

If the connected device has a cover on it, take it off to improve the communication distance. If the connected device is in a bag or in a pocket, try moving the position of the device. Place the devices closer together to improve signal transmission.

What is the best Mhz for Bluetooth transmitter? ›

Scroll through channels until you find one filled with the crackling static of white noise. This indicates a weak signal that's ready to be overtaken by the transmitter. In our experience the lowest frequencies (usually between 88-95 FM) work best since they're often the least saturated.

Why is my Bluetooth connection breaking up? ›

Change the position or location of the unit or connected device. If the connected device has a cover on it, take it off to improve the communication distance. If the connected device is in a bag or in a pocket, try moving the position of the device. Place the devices closer together to improve signal transmission.

How do I fix bad quality Bluetooth? ›

  1. Check your source. ...
  2. Re-pair the headphones. ...
  3. Bring the headphones closer to your device. ...
  4. Pair individual buds properly. ...
  5. Disconnect other devices. ...
  6. Update the firmware. ...
  7. Turn off any audio processing. ...
  8. Adjust your Bluetooth audio codec.
Oct 30, 2022

What can block Bluetooth signal? ›

Your best bet is either a metal or a thick partially conductive ceramic to block the bluetooth. Concrete is one example, but you'd need a very thick piece. You'd also have to ensure that the concrete is large enough such that the wave won't refract around it.

How to fix a spotty Bluetooth connection? ›

This includes:
  1. Turning Bluetooth off and then on again.
  2. Double-checking whether the headphone and the audio source device, such as a phone or a stereo system, are correctly paired.
  3. Restarting both the headphone and the source device and continuing playback to determine if the stutter stops.
Jan 3, 2020

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