S2

Bluetooth chip: AB5656
Battery capacity: 30mAh for headphones, 200mAh for charging case with protective cover
Battery life: Music: approximately 4 hours, Call: approximately 3 hours, Standby: approximately 60 hours
Bluetooth version: V5.4
Product colors: Black, White, Blue, Beige, Pink
Functional highlights: Ergonomic fit, Play/Pause, Volume control, Last button call, Answer/Reject incoming calls, Call number display, Voice control.
Speaker: F8mm, 32Ω, Sensitivity 108+3db
Microphone: Silicon microphone, Sensitivity -42+2db
Charging port: Type-c
Accessories: Data cable + Large and small ear cups