Lightweight Sony WH-CH520 on-ear Bluetooth headphones for comfortable everyday listening. Bluetooth 5.2 with multipoint pairing lets you connect two devices at once, and clear hands-free voice calls keep conversations easy. DSEE upscales compressed music for richer sound, and swivel earcups fold flat for convenient storage. Use the Headphones Connect app to adjust EQ and settings. Up to 50 hours of playback with quick charging (3 minutes gives up to 90 minutes). Includes USB-C charging cable (A to C, 20 cm) and reference guide. Weight: 0.31 kg. 12-month manufacturer warranty.