technical data
type of headphones: bluetooth, in-ear
frequency response (hz): 20-20000
headphone resistance (ohms): 16
headphone sensitivity (db): 102 +/- 3
driver size (mm): 10
interface: bluetooth 5.3 / type-c (for charging)
talk time/music playback time (h): 3-4
charging time (h): 1-2
distance (m): 10
chip: jl7023
material: plastic
battery: lithium polymer, 30mah headphones + 200mah charging case
dimensions (mm): 19x24x28 (headphones) / 58x24x43 (charging case)