The Qoltec 50820 In-Ear Headphones offer a wireless audio experience suitable for both music lovers and calls. With a frequency range of 20 to 22,000 Hz, these headphones deliver clear and dynamic sound. The Bluetooth technology allows for a range of up to 10 meters, enabling users to move freely without being tethered to a cable. The headphones are equipped with a built-in microphone that ensures clear voice transmission. With a battery life of up to 6 hours, they are ideal for daily use, whether commuting, exercising, or relaxing. The ergonomic in-ear design provides a comfortable fit and passive noise isolation that enhances the listening experience.

• Wireless Bluetooth technology with a range of up to 10 meters
• Built-in microphone for clear calls
• Battery life of up to 6 hours for prolonged use
• Ergonomic design for optimal wearing comfort
• Stereo sound with a frequency range of 20 - 22,000 Hz.