Bravo View IH-05A - Automotive IR Wireless Headphones: * Lightweight, Around-the-ear Design * Synthetic Leather Ear Pads * Ear Pads Fold Flat for Seat Pocket Storage * Multi-level Adjustable Headband * 40mm Mylar Cone Drivers * 3.5mm AUX Input * On/Off Switch * Auto Power Off Function * Mute Function * Volume Control * Frequency Response: 30-20,000Hz * IR Frequency: 2.3mHz/2.8mHz * S/N Ratio: >60dB * Power: 2 x (AAA) Batteries, Not Included