Wireless Bluetooth stereo in-ear headphones from Grundig with a maximum range of up to 10 meters, suitable for smartphones and other Bluetooth devices. Advanced Bluetooth sound technology ensures balanced and crystal-clear audio for a perfect listening experience. The integrated microphone with noise cancellation delivers high-fidelity and stereo audio during hands-free operation, even while walking, hiking, exercising, or on the go. The ergonomic design of this headset ensures high wearing comfort. Long battery life with 2 hours of charging time and 100 hours of standby time on a single charge, allowing you to spend less time charging and more time enjoying music.