TWS NB2 Pro Wireless bluetooth Earphone Earbud Hybrid Noise Cancellation 10M Effective Distance Microphone Black Feature: Hybrid Noise Cancellation with 2-way MICs Get rid of the traditional acoustic structure and welcome the upgraded panoramic 3D technology Quick Ambient Mode for hearing any voices from the external environment Single and dual-ear modes for a quick switch In-ear detection to pause your song once you have taken earbuds out Specifications bluetooth version: V5.0 Effective distance: 10m Playback time: Noise-cancellation on: 7+18h Noise-cancellation off: 9+23h Input: 5VaZ“60mA (Earbuds) 5VaZ“1A (Charging case) Frequency response: 20Hz-20KHz Sound pressure level: 94A±3dB Impedance: 24I© Product Weight 54g (net weight) Inner Carton 128mmA—126mmA—67mm (LA—WA—H) 243g (gross weight)
