Home / 5ND50N Specifications TYPE Midrange Nominal Diameter 140 mm/ 5.5 in Rated impedance 8 ohm Nominal (AES) 300 W Continuous Program 600 W Sensitivity(1w/1m) 99 dB Frequency Range 170-6500Hz Voice Coil Diameter 44 mm/1.7 in Voice Coil Material Aluminium Mounting lnformation Overall Diameter φ153*135 mm/φ6.02*5.31 in Bolt Circle Diameter φ142 mm/φ5.6 in Mount Baffle Cut-out φ123 mm/φ4.85 in Depth 79.5 mm/3.13 in Bolt Hole Diameter 4-φ5.3mm/ 4-φ0.21 in Thiele Small Parameters Fs 174 Hz Re 5.3ohm Qms 6,0786 Qes 0,4984 Qts 0,4607 Vas 1,0700 Sd 0.01 m2 Mms 10.85g BL 12 T.M Shipping lnformation Net Weight ( 1 unit) 1.6kg Shipping Weight ( 8 unit) 14.2 kg Package Size ( 8unit) 29.5×29.5×19.5 cm