EV fri-181s 18 inch overweight low frequency speaker
*Ultra low frequency, built-in low-pass filter (can be adjusted to double power amplification operation), (need to open the back panel); square hole reflective design; trapezoidal box (7.5 degrees each side), with 4 lifting rings.
*Specification: fri + 181s
*Frequency response: (- 10dB): 36hz-160hz
** SPL / 1m: 129dB (100V: 110dB)
*Recommended high pass frequency: 36Hz (12dB / OCT)
*Sensitivity (1W / 1m) double power amplification state: 97dB
*Load power (continuous): 400W
*Load power (peak): 1600W
*Coverage (horizontal * vertical): 300 * 270
*Low frequency driver: 18 "
*High frequency driver:--
*Frequency division: 130Hz
*Input interface: double screw connection position
*Impedance (normal / minimum): 8 Ω
*Volume (height * front width * depth): 711 * 597 * 762mm
*Net weight: 45.5kg.

Sales telephone (same number of wechat): 13428785305 QQ: 2461903042