Waterproof housing for BbTALKIN units. The is a replacement part. This case is for the BbTalkin advance unit. Without the case the device will not be waterproof. The standard for this case is IPX7 waterproof. IMPORTANT: If your case breaks and you continue to use it on the water, you will risk water entering the case compromising your BbTALKIN unit due to water damage. Do not try to repair your case if it cracks or breaks. Water damage is not covered under warranty. If you find your case breaking upon impact while being used on a helmet, we have newly released rubber band helmet mounts. These are designed specifically for high impact sports. We recommend upgrading your helmet mount to this style if you are using our standard mount.