The CLiPtec PCWave BMH529 headphones are ideal for active, everyday use. It is a durable and high-performance stereo multimedia system for listening to music and calls. The included microphone ensures clear Skype audio, in-game chats, as well as listening to music. The sound characteristics are optimized for a wide range of personal computers and notebooks. Features: Smooth audio reproduction for stereo sound and great bass. Integrated microphone makes it easy to chat in games, chat on Skype, etc. Flexible and adjustable headband with memory effect. To ensure that each head shape can be adjusted to the best possible fit for better comfort. 2x 3.5mm Jack connector provides perfect and lossless audio for smartphone and tablet. Specification: Transducer diameter: 40mm Speaker impedance: 32 Ohm; Frequency response: 20Hz - 20KHz Cable length: 1.5m Sensitivity (S.P.L): 98dB +/- 3dB Connector: 2x Jack 3.5mm Weight: 200g Mic. Dimensions: 6 x 1.5mm Directivity: 2.2K KΩ Sensitivity (S.P.L): 45dB +/- 3dB