JBL Pure Bass sound - Hi-Res Audio brings clear and details sound quality with a wide frequency range. USB-C Connectivity ensures compatibility with a wide range of devices. 3 Button remote with microphone controls playback and volume. EQ Presets - Default Bass or Vocal. Durable flat cable will not tangle up. 9mm Dynamic driver. Frequency response: 20Hz-40kHz. Impedance: 16 ohm. Includes 3 Sizes of ear tips.