the China Cheap original electronic is discount for selling now, Purchase to visit: www.charmsell.com Product Details Surround Speaker · Weights and Measurements o Weight (Approx.) : 2 lb, 3 oz (1 kg) · Speaker o Speaker Terminal Type : Push terminal o Speaker Unit : 1 (8cm); 20cm o Speaker Type : Enclosure- Bass Reflex · Audio o Impedance : 6 ohms Receiver · Convenience o XM® Connect and Play™ Compatible : Yes