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: Transparent

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.

SUPERLUX HD 387

HD387-In-ear Headphones

Type: Dynamic, In-Ear
Driver: Ø8mm Neodymium
Frequency Response: 20-20k HZ 
Impedance: 16O 
Sensitivity: 106dB SPL (1mW)

HD387 is equipped with 8 mm driver which provides wide and flat frequency response and full spectrum details. 
Delicate treble and powerful bass delivers immersive music experience! The unique Cubic Backcup design of 
HD387 delivers the same bass reflection effect as the speaker cabinet to provide deeply but clean bass 
frequency. The Ergonomic detachable ear hook design with stability and comfort characteristic will fit you 
when you exercise. 

Cubic Backcup design delivers the bass reflection effect same as the speaker cabinet to provide deeply 
but clean bass frequency for wide range use. ø8 mm driver provides wide and flat frequency response 
and studio-level sound quality. 

Furnished with three different sizes of earplugs and earhooks for every individual to find the best fit. 
Ergonomic design improves the stability on ear and not easy to fall off