KOSS(R)

• 12-mm drivers;• Frequency response: 100 Hz to 15 kHz;• Sensitivity: 104 dB SPL/1mW;• Fit Series side-firing headphones are designed specifically for active lifestyles and working out with ultra-lightweight design, non-isolating hear-through sound for ambient awareness, sweat resistance, and durable cord;• Fully adjustable, sweat-resistant...

• 16-mm drivers;• Frequency response: 60 Hz to 20 kHz ;• Sensitivity: 98 dB SPL/1mW;• Unique Sport Clip(R) design fits comfortably around the ear;• Soft, pliable clips for secure and comfortable fit;• In-line OneTouch microphone and remote for controlling calls and music;• 4-ft. (1.2-m)...

• 44-mm drivers;• Frequency response: 15 Hz to 22 kHz ;• Sensitivity: 98 dB SPL/1mW;• Ultra-lightweight over-ear design; Koss(R) titanium-layered diaphragm;• Full-frequency clean sound turns any recording into a "live" performance;• Screened earcups provide open, hear-through sound letting you stay in touch with surroundings;•...