OnePlus just announced its Bullets Wireless Z headphones at the OnePlus Series 8 launch event. These wireless earbuds have a 20-hour battery life and can achieve 10 hours of audio playback after a short 10-minute charge. At just $50, the Wireless Z’s battery life is unbeatable.
Source: The OnePlus Bullets Wireless Z Earbuds Have a 20-Hour Battery and Cost Just $50 – Review Geek