Sony WF-1000XM4 True Wireless Noise Cancelling Headphones - Up to 24 Hours Battery Life with Charging case - Optimised for Alexa and The Google Assistant - with Built-in mic for Phone Calls –
Sony WF-1000XM3 review: updated noise-cancelling earbuds sound great | Sony | The Guardian
Sony WF-1000XM3 Industry Leading Noise Canceling Truly Wireless Earbuds with Alexa voice control, Black (International Version) : Amazon.com.au: Electronics