Product details:
PELTOR WS ALERT XP Black Safety Helmet Attachment Headset offers high attenuating hearing protection, integrated FM-Radio, Bluetooth 2. 1 wireless connection to one external devise for hands-free talk and streaming, noise cancelling boom microphone for clear speech transmission in noisy environments, and level-dependent function for ambient listening to help improve your situational awareness. Uses 2 x AA 1, 2/1/2022, 5V (Alcaline or rechargeable Ni-Mh batteries), with a 10 hour charging time.