Nokia active wireless earphones user guide

Remote control functions may vary depending on the model of your device and application. Sound track instructions do not respond to iOS devices.

Since devices with Bluetooth wireless technology communicate using radio waves, they do not need to be in direct line-of-sight. Bluetooth devices must, however, be within 10 meters (33 feet) of each other, although the connection may be subject to interference from obstructions such as walls or from other electronic devices.

Frequency Band: 2402 MHz - 2480 MHz Maximum Radio Frequency Power: <4 dBm