How do i contact sennheiser asia? Email: [email protected] Please contact our delivery partner, UrbanFox at 64767472 and provide them with your order number. Email: [email protected] For visiting service centre: We would require customers to make an appointment before visiting us.How do i return my sennheiser product for repair or replacement? For more information please contact customer care at 877-736-6434. You may return your Sennheiser product for under-warranty repair or replacement as long as it meets the terms of Sennheiser’s Warranty Statement. Please refer to the warranty and non-warranty statement here.What is the guarantee period for this sennheiser product? The guarantee period for this Sennheiser product is 24 months from the date of purchase. Excluded are accessory items, rechargeable or disposable batteries that are delivered with the product; due to their characteristics these products have a shorter service life that is principally dependent on the inpidual frequency of use.What is sennheiser world? An immersive journey through Sennheiser’s world. Evolving with you. Embrace the power of a digital UHF system, ready for any RF environment. A new benchmark in portable audio fidelity through technical innovation, meticulous attention to detail, and an uncompromising demand for perfection.