$26 with coupon for YUYANG B100 Dynamic In-ear Bass Dynamic Earphone – SILVER AND BLACK from GearBest

Description:
YUYANG B100 Mobile Theater Earphone, let you listen and feel the different world, let the theater in your hand. Game mode, movie mode and music mode can switch freely. The indicator light gives the easy operation. Stereo bass surrounding feeling around you everywhere.

Main Features:
● 3D surround sound design provides virtual stereo surround audio for a more immersive cinematic reproduction and accurate sound pickup on the battlefield
● EU EN50332 standard acoustical quality is harmless to ear
● For different listening environments, this product can make the bass adjustment to ISO 226
● For SPK weakness in low-frequency effect, this product can compensate by DSP arithmetic
● Free changing sound level with the same low frequency, which makes the sound undistorted
● The user can hear all details of music in low sound level, that avoid harming ear by increase sound level

Earphones Operation:
● + / -, not adjusting the volume, when it gets the maximum or the minimum, status indicator is long and not blinking
● Red light indicates power on
● Green light indicates entering music mode
● Blue light indicates entering movie or game mode
● Reset hole：restore the earphones to factory best settings, or push the reset hole to reset operating system when not working
● Shutdown by long pressing power key, automatic recovery of factory setting after restart