Sentry HPXBTANDWH BT Headset with Noise Canceling

Eliminate Outside Noise with this Powerful Bluetooth Headphones from Sentry. Flat-folding, easy to carry, lightweight, comfortable, and compact; these Bluetooth headphones have all the features everyone will love to have.
Features and Specifications:
-20db Reduction
Frequency: 20Hz-20KHz
Sensitivity: 100dB+/-3dB
Impedance: 32+/-3 Ohms
Rated Power: 150mW
Driver Unit: 40mm
UPC: 080068501268