WHIS Instruction System Original DUO • Wireless, lightweight and compact instruction system• Has a range of about 280 m• Available in many fun coloursThe WHIS Original Duo Set offers instructors the opportunity to instruct their riders without having to shout. The set contains a transmitter for the instructor and no less than two receivers for the riders. On the screen, you can see which channel and noise reduction the device is set to and what percentage of battery is left.The WHIS Original DUO can easily be expanded with additional Rider devices in case you have several riders in a group lesson as an instructor. Thanks to the hygienic earpiece that you place on the ear, the Rider devices are suitable for use by several riders.The set contains: Two “Rider” devices for the riders/receivers The “Instructor” device for the instructor/transmitter Two clip microphones with built-in noise reduction Four earpieces that you place hygienically on the ear (basic earpieces) Four spare earpieces (two design earpieces and two rotatable earpieces) 220V 3-port charger that can charge all three devices at the same time Instructions for use *** spare parts available to order *** Want to know how it works? Click on the link below https://www.youtube.com/@whisnl2019
