[. . . ] [. . . ] : 90dB/W (m) Music Power : 40W Recommended Cross-over Frequency : more than 3kHz Magnet Weight Net Weight : 171. 3g (0. 38 lb) : 565g (1. 25 lb) ohm 64 32 16 8 4 50K 2K 5K 10K 20K Configuration Example FW187 + FT27D Dimensions & Mounting Information 40. 8 RED 4-Ø5. 2 FW187 33. 3 3. 0 Ø 102. 0 Capacitor 3. 3µF FT27D R 60. 0 Ø 86. 0 Ø 73. 7 102. 0 [. . . ] [. . . ]