UHF Wireless Mic, one headset mic and one lapel mic

https://lvbusiness.odoo.com/shop/t-521ue-uhf-wireless-mic-one-headset-mic-and-one-lapel-mic-17223 https://lvbusiness.odoo.com/web/image/product.template/17223/image_1920?unique=1ae4782

This product has no valid combination.