i11 Tws Bluetooth Earphones Mini Wireless Earbuds Sport Handsfree Earphone

i11 Tws Bluetooth Earphones Mini Wireless Earbuds Sport Handsfree Earphone

Bluetooth Version: 5.0

Bluetooth Compatibility: HFP/HSP/AVRCP/A2DP

Transmission Distance: Up to 15 meters / 50 feet

Water Resistant: IPX5

Battery Capacity : Earphone: 40 mAh; Charging case: 400 mAh

Play Time : Earphone: up to 5 hours (50% volume); Charging case: up to 24 hours (50% volume)

Standby               Earphone: about 60 hours; Charging case: 90 days

Charging Time : Earphone: about 1 hour 20 minutes; Charging case: about 1 hour 30 minutes

Frequency Range: 20 - 20K Hz

Driver Unit: 13mm

Impedance : 32Ω

Microphone Sensitivity: -42dB ± 1dB

Dimension & Weight : - Earphone: 39 x 16.5 x 16.8 mm, 4g

                     - Charging case: 48 x 23 x 57.5 mm, 37g