The Pyramex Electronic Earmuff with Blueooth features Amp BT 26 dB with a rubberized coating on ear cups. It is bluetooth compatible with noise suppression after 85db. It features automatic shut-off after four hours, 3.5 mm Aux jack for use of MP3 and mobile devices, and quad microphones. 2 AAA batteries are included.
Electronic Bluetooth Amp BT
Noise suppression after 85db
Automatic shut-off after four hours
2 AAA batteries included