CALUS N9pro headphones:
Design: Neckband-style with magnetic earbuds for convenient storage and to prevent falling.
Audio Quality: Features "Hi-Fi" sound and "heavy bass" for an immersive audio experience.
Connectivity: Utilizes Bluetooth technology for wireless connection.
Battery Life: Offers a standby time of up to 90 days and up to 20 hours of music playback.
Microphone: Includes a built-in high-sensitivity microphone for clear voice quality during calls.