Guess On Ear Headphones - 4G Big Metal Logo, Active Noise Cancellation, Blue

Refer to the headphone's user manual for the specific button or sequence to activate ANC. Typically, it involves pressing a dedicated button or holding a function button for a few seconds.

The product description does not specify the exact battery life. Please consult the product manual or manufacturer's website for detailed specifications.

The ability to use headphones while charging depends on the model. It is best to check the product manual for this specific functionality.

The product description does not indicate any water resistance rating. It is recommended to keep them away from moisture and liquids to prevent damage.

Standard Bluetooth range is typically up to 10 meters (33 feet) without obstructions. Performance may vary based on the environment and connected device.

The product description does not mention multipoint Bluetooth capabilities. Please refer to the user manual for information on simultaneous device connections.

Consult the user manual for instructions on performing a factory reset. This usually involves a specific button combination while the headphones are in a certain state (e.g., off or charging).

Ensure both the headphones and the device have Bluetooth enabled. Make sure the headphones are in pairing mode (refer to manufacturer's manual if unsure). Try restarting both devices and attempting to pair again. Check if the headphones are already connected to another device.

Verify that the headphones are connected via Bluetooth and that the volume is turned up on both the headphones and the source device. Ensure the correct audio output is selected on your device.

Check the Bluetooth connection strength; move closer to your device if necessary. Ensure the audio source file is of good quality. Restart the headphones and the connected device.

Confirm that microphone access is granted to the headphones in your device's Bluetooth settings. Check that the headphones are selected as the input device for calls. Try restarting the headphones and your phone.

Ensure ANC is turned on. Note that ANC is most effective against constant, low-frequency noises. It may not significantly reduce sharp, sudden sounds or voices.