Brand: xiaomi qcy
model: m10
type: tws (true wireless)
design: in-ear
material: abs
technical parameters
range in frequency response: 20 – 20000hz
sensitivity: 110db
impedance: 32 ω
bluetooth
unit: 6 mm dynamic
version: 5.0
effective distance: 10 meters
protocols: a2dp, avrcp, hfp, hsp
battery
headphone capacity: 43 mah (each)
case capacity: 380 mah
autonomy in playback mode: up to 4 hours (depends on playback conditions, such as volume or type of music)
headphone charging time: 2 hours
charging type: micro usb