Check at following Merchants
Specifications
ManufacturerSennheiser
ModelHD 450BT Black
Part #HD 450BT Black
TypeCircumaural
Frequency Response18 Hz - 22 kHz
MicrophoneYes
WirelessYes
Enclosure TypeClosed
ColorBlack / Gray
Active Noise CancellingYes
ConnectionUSB Type-C
Channels2.0
Sensitivity at 1 V RMS108 dB
UPC Codes615104340961