Massive battery (probably highest in the true wireless earphones market currently) 20 hours on the buds plus another 30 hours
Can connect to two devices at the same time
Active Noise Canceling
Audio Technica quality sound with extra bass feature
Official Link: https://www.audio-technica.com/en-gb/ath-cks50tw
Make your voice heard with Qualcomm® cVc™ Generation 8.0
The sidetone function of the CKS50TW also allows you to hear your own voice during calls for more natural-sounding conversations, feeling almost as if you weren’t wearing headphones at all.
Built-in button design for on-the-go operation
Rain and splash-proof design
Greater customization through app
The ATH-CKS50TW earbuds also feature Qualcomm® TrueWireless Mirroring.
Automatic power-on and fast pair convenience
Check up on your charge with LED indicators
Sony’s 360 Reality Audio certified
Similar price also at storedj but $249 everywhere else