Product Information:

• Ultra Low Profile Ear cups
• Bluetooth sync with mobile devices
• Integrated Communication Mic
• Rubberized Coating
• Four Hi Gain Omni Directional Microphones
• Low Noise / Frequency Tuned for natural sound clarity
• Volume Control
• Compact Folding Design
• Comfort headband with metal wire frame
• Sound dampening composite housing 
• NRR 22+
• Sound Activated Compression - 0.02 second reaction time
• Recessed volume control knob external battery door
• Operates on 2 "AAA" bateries included