Multifunctional Universal Portable Motorcycle Helmet Handsfree Intercom Intercom Speaker 30cm x 20cm x 40cm -- VR Robot Motoy Helmet Headset Microphone Motorcycle Headphones Bluetooth V5.0 Handsfree Stereo Headphones for Motorcycle Riding Specifications: Front and rear seat intercoms of the motorcycle in the same vehicle are connected for keyless calling and has a host computer with belt clip. It has two switches volume control, two headphone jacks and one audio source input hole. The audio source input hole can be connected to the audio source of CD walkman, MP3 player, mobile phone and band wireless intercom. Item name: motorcycle helmet headphones Material: plastic Features: hands-free, intercom, Easy to install, easy to use Intercom line length: 96.5cm/37.99" (Approx.) Size: 30cm x 20cm x 40cm/11.81" x 7.87" x 5.75" (Approx.) Notes: Due to the light and screen setting difference , the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package includes: 1 Pair of Headphones 1 x Host 1 x AUX Line 1 x User Manual