technical data
type of headphones: bluetooth, in-ear
frequency response (hz): 20-20000
headphone resistance (ohms): 32
headphone sensitivity (db): 102 +/- 3
driver size (mm): 8
interface: bluetooth 5.0 / type-c (for charging)
talk time/music playing time (h): 4-5
charging time (h): 1-2
distance (m): 10
chip: bluetrum ab5616
material: plastic
battery: lithium polymer, 35mah headphones + 200mah charging case
dimensions (mm): 24x23x26 (headset) / 62x45x34 (charging case)