Check the listing for details. HJC Communication System SMART HJC 21B - Motorcycle Helmet Intercom Bluetooth®. Color: Black, Condition: New, Made in Germany. Listed at 203.67 USD. Batteries must not be disposed of with household waste. You are legally obliged to return used batteries so that proper disposal can be guaranteed. You can return old batteries to a municipal collection point or to a local retailer. As a distributor of batteries, we are also obliged to take back used batteries, although our obligation to take back is limited to used batteries of the type that we have or have had in our range as new batteries. You can therefore either return old batteries of the aforementioned type to us with sufficient postage or hand them in free of charge directly to our shipping warehouse at the address stated in the imprint. Batteries are marked with the symbol of a crossed-out garbage can (see below). This symbol indicates that batteries must not be disposed of with h.