Great-sounding Bluetooth with Hifiman topology diaphragm: The “topology diaphragm” refers to a diaphragm with a special nano particle coating applied to its surface
Resistance to sweat & dirt-secure fit for vigorous workouts.Ergonomic design for optimum comfort: Earbuds are shaped for maximum comfort, with an ultra-lightweight body (5.9g only)
Total 19 hours playtime.TWS400 allows you to enjoy music all day long and more with its compact charging case
Streaming video companion: More immersive audio experience, low latency
All functions controllable by either ear bud: Press two seconds to wake up the voice assistant. Supports Siri, Google voice assistant, Cortana, Alexa and most voice assistants
Single-channel option enables you to use one earbud without the other for increased awareness of your surroundings
Fast Charge :10 minutes of charge gives you 120 minutes of Playtime
HIFIMAN TWS400 True Wireless HiFi Waterproof Noise-Isolated Sports Earphones with Fast charge,19 Hrs Playtime, Bluetooth 5.0,Low Latency. Resistance to sweat & dirt-secure fit for vigorous workouts.Ergonomic design for optimum comfort: Earbuds are shaped for maximum comfort, with an ultra-lightweight body (5.9g only).