Sony H900N Hi-Res Noise Cancelling Wireless Headphone Moonlit Blue

* High-resolution Audio compatible * DSEE HX Upscale compressed music to near high-resolution sound quality * Digital noise cancelling and ambient sound mode let you control what you hear * Touch sensor control panel for easy operation. Frequency Response (Active Operation) : 5 Hz–40,000 Hz (JEITA) * Fine-tune your sound using the Sony | headphones connect app * In the Box: Carrying Pouch, Connection Cable, USB Cable, Warranty Card, Operating Instructions, Reference Guide * Frequency Response - 5 Hz–40,000 Hz , Impedance - 32 ohm (1 kHz) (when connecting via the headphone cable with the unit turned on) , 16 ohm (1 kHz) (when connecting via the headphone cable with the unit turned off)