The Walker's Rope Hearing Enhancer is a neck worn hearing enhancement that has a flexible rubber cord with Bluetooth capabilities. The Walker's Rope features sound activated compression with high and low modes, high gain omni directional microphones for clear sound enhancement, and HD speakers in the earbuds for wide range audio quality. Sound Activated Compression High / Low compression mode Powered by Rechargeable Li-Ion battery Continuous Working Hours: 15 hours High Gain Omni directional microphones for clear sound enhancement HD speakers in the earbuds for wide range audio quality 3 pairs of foam tips (S / M / L) included Rech Mfg: Walkers Game Ear