Brand: Sennheiser Made in: Germany Composition: Most advanced materials developed in the aerospace industry, plastic Type of power supply: No battery No power supply Bluetooth: No Microphone: No Waterproof: No Warranty: 2 years Compatibility: Audio amplifier, HDV820EU Included in the box: 1 x 6.3 mm Mini-Jack, 1 x 4.4 mm Mini-Jack 5 poli Pentacom, quickuser guide Item code: HD800S