Sony WH-CH520B wireless over-ear headphones offer a superior audio experience, ideal for users who value comfort and freedom of movement. With Bluetooth 5.2 technology, these headphones provide quick and stable connection, and the Lithium-Ion battery ensures extended autonomy with only 3 hours charging time. Their elegant design and lightweight make them suitable for daily use, whether at home, office, or on the go. These headphones are the perfect choice for those who want to enjoy music or phone calls wirelessly with clear and comfortable sound.