Overview:Bluetooth 5.0 wireless technology, stable and continuous connection 40mm large dynamic coil unit, powerful bass effect Large-capacity battery, standby time up to 80 hours Lightweight high-quality PU sponge earmuffs, comfortable to wear Independent button design, one-handed operation All-inclusive earmuffs, good sound insulation Support card, wired and wireless mode

Features:

 Bluetooth version: V5.0

Bluetooth frequency: 2400MHZ-2500MHZ

Impedance: -32ohm

Rechargeable battery capacity: 200mAh

Play time: 3-4 hours

Talk time: 3-4 hours

 Standby time: 80 hours

Charging time: 2-3 hours

Power input: 5V-1A

Material: ABS + PC

Sensitivity:122dB

Frequency Response Range:8-24000Hz

Support Memory Card:Yes