Costnzo Noise Cancelling Sleep Earbuds&Open Ear Headphones 2-in-1(Graphite)

Side‑Sleep Friendly Sleep Earbuds：Ergonomic bean‑shaped cavity for sleep‑focused earpieces. Soft contact fits ears closely without soreness when lying sideways. Effectively mitigate disturbing ambient noise, supporting you to enjoy more restful sleep at night.
Secure‑Fit Open‑ear Clip‑on Structure：Lightweight compact clip‑on design stays firmly in position even with vigorous head‑shaking and strenuous exercise. No ear canal blockage, you can still perceive surrounding ambient sound while enjoying audio for safer outdoor running and daily travel.
2‑in‑1 Dual‑form Wearable Design：Switch freely between sleep earbuds and open‑ear clip‑on headphones. Ultra‑thin sleep earpieces bring zero ear pressure for side sleeping; clip‑on open‑ear style fits workouts and commuting. One set of earphones meets your all‑day usage scenarios from rest to sports.
Universal Compatibility & Super-Stable Bluetooth 6.0： Works perfectly with iPhones, Androids, PS4, Xbox, Windows, and any Bluetooth-enabled device. Equipped with the latest Bluetooth 6.0 chip and anti-interference tech for a rock-solid connection, lower power consumption, and lag-free performance — perfect for calls, videos, and gaming.
Effortless Touch Controls & Premium Sound ： Answer calls, change tracks, or activate your voice assistant with just a tap. Featuring 8mm dynamic drivers and high-quality audio chips, these earbuds deliver crisp, immersive 3D stereo sound. Plus, The upgraded Call noise-canceling microphone ensures crystal-clear calls, even in noisy environments.
Limited Emergency Top‑up from Earbud Case：The charging case comes with secondary emergency power‑output capability. It offers temporary power supplement when your mobile device runs low on battery outdoors, helping you get through unexpected power‑shortage moments. Not designed as a primary charging source