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NextSense Smartbuds Sleep-Tracking Earbuds

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NextSense Smartbuds Sleep-Tracking Earbuds: Tech Specs

EEG channels	2 channels, 24-bit, sampled at 1000 Hz
EEG sensors	6 clinical-grade dry-contact electrodes with Tecticoat
Motion sensing	6-axis accelerometer and gyroscope
Audio playback	48 kHz, 16-bit with 6 mm dynamic drivers (20 Hz–20 kHz)
Battery life (earbuds)	Up to 9 hours of streaming and stimulation
Battery life (case)	Up to 4 additional charges, 400 mAh capacity
Connectivity	Bluetooth 5.3 BR/EDR, LE, Dual-mode, LE Audio; iOS 17+ on iPhone 12 or newer

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