HeSound(TM) Motorbike Motorcycle Helmet 2-way Intercom Headset Communication System+Earphone

Description

Description: Material: plastic case Dimension: about 65 x 57 x 24 mm Audio cable length: about 105 cm Earphone cable length: about 170 cm Powered by 2 x AAA batteries(Not Include) Interface: 3 x 3.5 mm audio ports With earphone and mic. Should use it after being paired to realize the intercom function.