Sennheiser IE40 PRO In-Ear Monitor

The IE40PRO features a 10mm dynamic driver that delivers clear, detailed audio. It covers a wide frequency range from 20 Hz to 18 kHz and has a 19.4-ohm impedance, making it ideal for use with portable transmitters and low-power amps. With sound levels reaching up to 115 dB SPL, it offers strong, impactful output, while noise isolation of up to 26 dB helps minimize outside distractions. These qualities make it suitable for both professional monitoring and everyday listening.

Driver: 10mm dynamic driver for clear sound reproduction

Frequency Response: 20 Hz to 18 kHz, ensuring a wide range of audio frequencies

Impedance: 19.4 Ohm, suitable for use with pocket transmitters and low-power amplifiers

Sound Pressure Level: Up to 115 dB SPL, providing powerful sound output

Noise Reduction: Blocks external noise up to 26 dB, enhancing audio clarity