iOsuite Wireless Headphones - Navy Blue

.Bluetooth version : 5.3 - Ultra Fast Connection, compatible with various mobile phone devices that support Bluetooth
.Effective distance : 10M (33feet)
. Built-in polymer battery: 400mAH
.Charging type : Type-c
. 3.5mm wired version supported
.Charge time: About 2-3 hours
.Working hours : About 40-45 hours
.Impedance ：32Ω 土15%
.Sensitivity : 98±3DB
.weight : 280g
.Speaker：Φ40mm drivers offer HiFi audio sound
.Built-in microphone, supports hands-free function and redial last call
.Soft and comfortable ear cushions for burden free wearing and adjustable headband foldable and easy-carried
.Impressive Hi-Fi Stereo Sound with 3 EQ Modes ( Heavy Bass Mode - Equalizer Mode - Vocal Clear Mode )