Shure SE846BABL+UNI-EFS - Professional sound isolating 3-way stereo in-ear earphones, four High-Definition Balanced Armature drivers, dedicated low, mid and high frequency distribution for excellent high frequency clarity and unparalleled low frequency performance, ear insertable, built-in microphone with 3-button control, ergonomic design for long-lasting comfort and perfect fit, Sound Isolating Technology attenuates ambient noise by up to 37 dB, detachable MMCX connector for conversion to a wireless system or integration of other wired accessories, detachable 3.5mm mini-jack cable, impedance: 9 ohms, sensitivity: 114 dB SPL/mW, frequency range: 15 - 20000 Hz, cable length: 127 cm, colour: blue, weight: 25,9 grams, incl. transport case, foam/silicone earpieces in 3 sizes (S, M, L), fir tree earpieces as well as 6.3mm jack adapter