DescriptionThe sound has been tested and confirmed to be excellent. It comes with a separate stand, HPS-2.STAX SRS-3100 (SR-L300 + SRM-252S) Brand: STAX Release Date: April 15, 2016 Type: Open-back Wearing Style: Over-ear, integrated left and right Headphone Type: Headband Color: Black Low-Frequency Range (Hz): 7.0Hz High-Frequency Range (kHz): 41.0kHz Wireless/Wired Connection: Wired Driver Type: Electrostatic Impedance (?): 145,000? Sound Pressure Sensitivity (db): 101db Cable Length (m): 2.5m Weight (g): 448.0g Payment and Shipping: [Please provide further details or specify your requirements.]ShippingWe always send the item with a tracking number. So please place an order without any concern on delivery. You can always track the delivery status.Shipping is only available to the address registered in eBay. If you want us to send another address, please change your address on eBay and then place an order.Shipping is available from Monday to Friday. Weekends are not available because freight (shipping) companies are closed.We do not mark merchandise values below value or mark items as “gifts” – Japan, US and International government regulations prohibit such behavior.If your address is in the remote areas defined by the freight (shipping) company, please pay the additional shipping fees with PayPal.About Importers ObligationImport duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyers responsibility. Please check with your countrys customs office to determine what these additional costs will be prior to bidding or buying. Thank you for your understanding.