Price: $995 (free shipping) Order now to get a headphone stand FREE plus free shipping. Choose one headphone stand with this order Model H - Black Model H - Silver Model R single - Black Model R Single - Silver Model T Double- Black Model T Double - Silver Model: H T\/R * Recommended to pair with Woo Audio WA6-SE, WA2, WA22, and WA5-LE headphone amplifiers * Woo Audio is an authorized Grado dealer. Technical Specifications : Transducer type: Dynamic Operating principle: Open air Frequency response: 8 - 35k hz Impedance: 32 Ω Driver matched db: 0.05 Features: Vented diaphragm Wooden air chamber UHPLC copper voice coil wire UHPLC copper connecting cord Made in USA