pineapple s rumble k bone conduction earwoofer - super bass woofer sound isolating high fidelity sound by vibration
why still use the old earphones headphones earbuds when pineapple s ultimate earwoofers deliver 4d-motion-sound experience the power of bone conduction technology the latest in the bone conduction technology with built-in multi-function bone conduction transducer . twice as powerful and clarity of bass . impeccable woofer feature is incomparable to any high end earphone on the market . bone conduction technology utilizes vibration to transmit sound . acoustic volume and dynamics without damaging ear-drums . 4d-motion-sound experience depth height width amp feel . the true advantage of the bone conduction technology comes from the transducers embedded in each in-ear earphone that transmit sound vibration through your bones rather than through the air . since the vibrations have a ripple effect sound permeation throughout the inner-ear bones it projects a dynamic surround sound experience rather than a condensed range of sound that is harmful to the sensitive ear . currently most in-ear headphones on the market do not utilize bone conduction transducers therefore it relies heavily on compressed sound monitors that project high-mid frequency sound waves . scientific studies have found that extended use of generic headphones promote hearing loss and damage to the eardrums . bone conduction technology is engineered and ergonomically designed to provide consumers with the finest experience without compromising health risks . 10 year super warranty pineapple guarantees the quality of its rich sound and bass woofer vibration by providing 10 year limited manufacturer warranty . specifications - impedance 7 ohm - frequency range 20 hz-20 khz -3 d sound support 4d-motion-sound sensational feeling yes - sound pressure level 100 3 db - sound isolation amp noise reduction yes - cord length 55 inch - plug 3.5 mm gold plated stereo plug - package contents rumble k earwoofer earbuds s m l leather pouch