The Sony’s lightest wireless noise-cancelling over-ear headphones offer up to 50 hours of battery life with quick charging (3 minutes for 1 hour of playback). Multi-Point Connection allows pairing with two Bluetooth devices. Color: White. Material: Faux Leather, Plastic. Impedance: 32 Ohm. Frequency Response: 20,000 Hz. Sensitivity: 108 dB. Connectivity: Wireless Bluetooth. Includes headphone connection cable, USB Type-C cable, and reference guide.