Vain Ultra, with 6 hours battery life and up to 24 hours when using the smooth wireless charging case. Designed and uniquely ear-tuned by us in Sweden - the premium VAIN sound is the result of long development, testing, and dedication. The sound of the Ultra earbuds is truly first-class, with deep heavy bass, excellent treble, and a perfectly balanced midrange. Experience sound the VAIN STHLM way.
- Bluetooth5.0 - Siri voice function support - Built-in Microphone with DSP Wind Noise - Reduction & Echo Cancellation - 6 mm Dynamic Driver - IPX54 water - and sweat resistant - Frequency Response: 20 Hz-20kHz - Impedance: 32 Ω - Sensitivity 108 dB SPL - Talk & Music playback 6 hours - Battery life (With charging case) 60 h - Standby 4 days - Charging 1.5 hours - Li-ion polymer battery 320mAH - Wireless range 10m (free space)