Cross-Border F88 Binaural Mini Bone Conduction Sweat-Proof Non-in-Ear Driving Ear-Mounted Business Sports TWS Bluetooth Headset

Product model: F88

basic specifications:

☆ Bluetooth version: Bluetooth V5.0
☆ button support functions: play pause, volume addition and subtraction, and phone answering (For more information, see function description)
☆ noise reduction depth/range: no noise reduction function
☆ transmission distance: Barrier-free 10-15 meters
☆ speaker material/Specification: high fidelity speaker
☆ frequency response range: 20Hz-20KHZ
☆ charging interface: Micro USB
☆ charging voltage/current/Time: 5V/0.2A/2 hours
☆ battery material/specification/capacity: lithium electronic polymer battery +3.7V/140mAh
☆ music playback time (100% volume): about 6 hours
☆ Standby time: 120 hours
☆ product weight (bare metal net weight):9.5g