<p>GZRC 165/28-IV SQ is a successor of GZRC Anniversary-25 speaker system. It has Klippel optimized 6,5″ midwoofer with aluminum cone ( GZRK 165SQ ). Midwoofer features: Nomex spider /rubber surround, copper cap for impedance linearizing, resonance free steel basket and gold plated terminals. New vented High Quality 28mm silk dome tweeter ( GZRT 28SE ). New smaller 12 dB/ oct. High-pass filter with level adjustment. 6dB / oct. in-line low-pass filter.</p>

TECHNICAL DATA

Power handling ( RMS ): 130W
Power handling ( Max ): 200W
Impedance: 3 Ohm
Frequency response: 35 Hz- 25 kHz
Cut-off frequency 4300 Hz (6/12 dB /oct)
High pass filter settings: -2dB / 0dB / +2dB
Midwoofer/Tweeter
Effiency: 90 dB
GZRK 165SQ outer diameter: 165mm
GZRK 165SQ mounting cutout: 142.5mm
GZRK 165SQ mounting depth: 68mm
GZRT 28SE outer diameter: 54mm
GZRT 28SE mounting cutout: 48mm
GZRT 28SE mounting depth: 18mm.