http://shopping.rediff.com/product/...2578?sc_cid=best_deals|browse|fixcat_car_accs mrp: 1299 deal price: 249 shipping: 99 coupon: 100SAVER features: HIGH ENERGY STRONTIUM MAGNET. SHALLOW BASKET DESIGN IMPP COMPOSITE CONE 110w , 10cm ,2 way coaxial speaker 4/2 hole compatibility 45hz to 25khz frequency response 4 ohms impendance 43 mm mounting depth 106mm cutout dimensions MAX. MUSIC POWER 110W NOMINAL POWER 20W SPEAKER SIZE 100mm Impedance 4 ohms Sensitivity 88db <+or- 1.5 db> Frequency response 45hz to 25 Khz Gross weight 1 kg