The Cloud Alpha Wireless boasts 300 hours of run time, and they sound and feel great too.
HyperX Cloud Alpha wireless review: 300 hours of audio bliss
HyperX Cloud Alpha Wireless Review - IGN
HyperX Cloud Alpha Wireless review
Review: HyperX Cloud Alpha Wireless has battery to outlast rivals
HyperX Cloud Alpha Wireless Headset Review: Great Battery Life And Fidelity
HyperX Cloud Alpha Wireless Gaming Headset Review: It Goes Long - CNET
HyperX Cloud Alpha Wireless Headset Review: Great Battery Life And Fidelity
HyperX's Cloud Alpha wireless gaming headset features a 300-hour battery life
HyperX Cloud Alpha gaming headset review - SoundGuys