Studio Monitors & Speakers
Eighteensound 15W700 4 Ohm
Eighteensound 15W700 4 Ohms, Speaker, 15" Ferrite Chassis, Power rating: 450 watts AES, Impedance: 4 ohms, Maximum level: 99 dB SPL 1W / 1M, Frequency range: 38-5000 Hz, Qts 0.30, Fs 38 Hz, Weight: 9.6 kg
https://www.bizrate.co.uk/musicalinstrumentmonitors_speakers/eighteensound-15w700-4-ohm-oid6901684761.html