KOSS PORTA PRO Wired on-ear headphones with microphone & remote control

The KOSS PORTA PRO Wired on-ear headphones with microphone and remote control offer classic, high-fidelity audio combined with convenient hands-free communication and control. - Iconic retro design with adjustable, comfortable on-ear cushions for extended wear - High-fidelity dynamic drivers deliver rich bass and clear treble for balanced sound - Integrated microphone and remote control enable seamless call and media management - Collapsible design for easy portability and storage Compatibility: Compatible with all devices featuring a standard 3.5mm headphone jack, including smartphones, tablets, laptops, and portable audio players. In the box: KOSS PORTA PRO wired on-ear headphones with built-in microphone and remote control, and user manual. Technical specifications: - Driver type: Dynamic - Frequency response: 15 Hz to 25 kHz - Impedance: 60 ohms - Sensitivity: 101 dB SPL/mW - Cable length: 1.2 meters - Connector: 3.5mm stereo plug with inline microphone and remote control