Sony - The comfortable over-ear design, with a adjustable padded headband, means this Extra-Bass headphone with Noise Cancelling is ideal for travel, commuting and everyday music enjoyment. Additionally, a long battery-life, touch-controls, Quick-Attention Mode and Smartphone App make this headphone a feature-packed choice. Key Features:Extra Bass Bluetooth headphones with Digital Noise Cancelling ∙Sony Headphones Connect App; for setup, EQ and NC settings 40mm Extra Bass driver delivers clear audio and deep bass ∙Quick-Attention Mode and intuitive touch-controls ∙Voice control*, including Google Assistant, Amazon Alexa and Siri ∙Can be used with supplied headphone cable, for inflight entertainment ∙Supports aptX HD and LDAC high-quality Bluetooth, with supported phones ∙Up to 30 hours battery life, with easy USB-C charging ∙Quick-charge; 10mins charge gives approx. 60 minutes of music playback*Google Assistant/Amazon Alexa/Apple Siri functionality require Headphones Connect App/and installation/use of respective voice assistant apps.