Koss UR10 On-ear Headphones, Black/Silver

The Koss UR10 is a set of on-ear stereo headphones designed for direct audio playback. It features a closed-back acoustic system that offers passive noise isolation, making it suitable for use in environments such as schools and libraries. The headphones present a frequency response of 60 Hz to 20,000 Hz. With an impedance of 32 ohms and a sensitivity of 94 dB, they are engineered for compatibility with a wide range of standard audio devices without requiring specialized amplification.

The construction focuses on function and comfort for extended use. Weighing 157 grams, the lightweight frame incorporates an adjustable headband and leatherette ear cushions to provide a secure on-ear fit. The headphones connect to audio sources via a fixed 1.2-meter cable that terminates in a standard 3.5 mm plug. This wired design ensures consistent audio delivery and broad plug-and-play compatibility. The UR10 does not include an integrated microphone or onboard controls, dedicating its function entirely to audio listening.

• On-ear fit with an adjustable headband
• Wired connection with a 3.5 mm audio plug
• Closed-back acoustic design for passive isolation
• Frequency response of 60 Hz to 20,000 Hz
• Impedance rated at 32 ohms
• Sensitivity of 94 dB
• Lightweight 157 g construction
• Features a fixed 1.2-meter cable