1.Adjustable headband for secure fit; compact folding design for convenient storage; classic green color.
2.Includes AUX input and 3.5mm connection cord for MP3 players or other audio devices.Integrated power volume knob.
3. Actively listens and automatically shuts off amplification when ambient sound reaches 100 dB.
4.Built-In directional microphones amplify range commands and other ambient sounds to a safe 100 dB, providing more natural listening and enhanced communication
5.Includes 2 AAA batteries; automatic shut-off feature after 4 hours incresses battery life; approximately 350 hours of battery life;workers well and long with Palaroid AAA Bateries
