Best Seller | RCF SUB 708-AS MKII 18" Active Subwoofer SUB-708AS-MK2 *Save The Tax Instantly! Use B&H Payboo to get an ... Free Shipping! RCF SUB 708-AS MKII 18" Active Subwoofer 1400W Class-D Digital Amplifier, 18" Woofer, 3" Voice Coil, Stereo Crossover, Switchable Frequencies, 133 dB Max SPL, Baltic Birchwood Bass-Reflex Housing, Phase-Reversal Switch, Electronic EQ,... ... more RCF SUB 708-AS MKII 18" Active Subwoofer SUB-708AS-MK2 Free Shipping! RCF SUB 708-AS MKII 18" Active Subwoofer 1400W Class-D Digital Amplifier, 18" Woofer, 3" Voice Coil, Stereo Crossover, Switchable Frequencies, 133 dB Max SPL, Baltic Birchwood Bass-Reflex Housing, Phase-Reversal Switch, Electronic EQ,... | | $1,499.00 FREE shipping go to store |