DJ Aquatica Bluetooth Hi-Fi Audio System has been specifically developed for use outdoors and in high temperature, high humidity applications such as beach lounges, outdoor restaurants, outdoor gyms, wellness centers, residential / commercial saunas, steambaths, relaxation areas and massage rooms. Its attractive, yet robust and durable manufacture and use of materials such as the polypropylene and rubber cone, means it can operate in temperatures from -10° to +60°C and in humidity up to 98%.