I’ll be genuine: I never remaining them on for eight hrs inside of a row, but I do know a person with the WF-XM4s who sleeps with them in and informed me they would last a full evening – plus the XM5 battery life is purportedly improved. Headphones purchased and https://allhealthmarket.com/product/smart-wearables/smart-electronics-smart-wearables/headphones/b19-wireless-headphones-with-fm-radio-bluetooth-headset-stereo-microphone-2/