Model: F9-5C
Headphone type: in-ear type
BT distance: 10-15M
Vocal track system: stereo
Noise reduction version: CVC8.0
Music time: 180 hours (with charging compartment)
Call time: 220 hours (with charging compartment)
Capacity of a single eraphone: 50mA-h
Charging box battery capacity: 2200mA-h
Charge the headset: 40 times
Charging time: 1-2 hours
Support protocol: HFP / A2DP / HSP / AVRCP
waterproof: IPX7 waterproof
Bluetooth protocol: HFP / HSP / A2DP / AVRC

Active noise cancellation for immersive sound
Transparency mode for hearing and connecting with the world around you
Three sizes of soft, tapered silicone tips for a customizable fit
Sweat and water resistant
Adaptive EQ automatically tunes music to the shape of your ear
Easy setup for all your Apple devices
The Wireless Charging Case delivers more than 24 hours of battery life