This bundle includes the DEUS II RC Metal Detector with remote control and S-Telescopic stem with the WSAII wireless headphones and the BH-01 bone conduction headphones. This bundle is the perfect combination to detect on the beach, with noisy environment like with noisy big waves. Also ideal for divers, the DEUS II Metal Detector, the DEUS II remote control and the BH-01 headphones are certified IP-68 waterproof up to 66 feet underwater. The DEUS II is very performant in all terrain and conditions, on land and sea, thanks to FMF technology. The FMF programs are covering a large spectrum of targets High sensitivity and iron discrimination. The DEUS II is very performant in all terrain and conditions, on land and sea, thanks to FMF technology. The FMF programs are covering a large spectrum of targets High sensitivity and iron discrimination. BH-01 sits in front of the ears on the cheekbone and transmits sound to the inner ear directly through vibrations applied to the bones, without straining the eardrums. Your ears are therefore free. In disturbed or noisy water, you can dive usefully with ear plugs to avoid infection or simply to isolate yourself better from noise.