SPM-435TR 4-Driver In-Ear Monitor Trans

High resolution, 4 drivers, sound isolating earphones - Frequency range: 10 Hz - 40 kHz - Sensitivity: 108 db/mW - Impedance: 30 ohms - Plug: 3.5 mm (1/8") mini jack - Cable length: 1.2 metre (4') - Weight: 20 g (0.04 lb) - Included: EVA foam case, 3 pairs of memory foam buds, 2 pairs of rubber buds Colour: Trans The SPM-435 is built with 4 drivers working in separate frequency ranges to minimize distorsion. The result is a pure balanced sound which covers the whole spectrum of human hearing. 2 dynamic drivers are used for bass and low-medium frequencies for a rich bass reproduction. The balanced armature drivers provide precise high and smooth hi-mid frequencies.