Headphones Edifier BT STAX SPIRIT S3

Bluetooth version: V5.2 Audio codecs: Qualcomm® aptX™ Adaptive, Qualcomm® aptX™ HD, Qualcomm® aptX™, SBC Driver unit: 89mm*70mm Planar Magnetic Driver Playtime: 80hrs Charging time: 1.5 hours Charging port: USB-TypeC Battery capacity: 1500mAh Input: 5V/1.5A Mircophones: 1 Microphone Type / Size: MEMS / 3.50X2.65X0.98mm Microphone Sensitivity: -37dBFS±1dBFS Frequency response: 10Hz~40KHz Sound pressure level: 94±3dB SPL (A) Impedance: 24Ω Weight: 329g Dimension (L x W x H mm): 208x110x255mm