LINDY LH500XW Wireless Active Noise Cancelling Headphone

Design: Over Ear; Driver: 40mm Neodymium; Active Noise Cancellation: 85% reduction of low frequency noise; Bluetooth Standard: 4.1; Bluetooth Chipset: CSR8645; Battery Type: Internal Lithium Polymer; Battery Life: 30Hr ANC Only, 15Hr Wireless Only, 12Hr ANC & Wireless; Impedance: 32Ω passive mode / 100Ω ANC mode; Sensitivity: (1mW@1KHz ±3dB): Passive 93dB ANC 103dB Bass 104dB; Frequency Response: 20Hz – 20kHz; Nominal THD: Passive <0.1%@ 1KHz / Active <0.5% @ 1KHz; Special Features: aptX & aptX Low ;Latency Support, Hands Free Calling; CONNECTORS: Input: 3.5mm Audio (Female), Power: USB Micro-B (Female)