What Yamaha has to say:
The CZR Series is a range of passive loudspeakers offering high power handling and outstanding sonic performance in a portable, lightweight, yet rugged design. The CZR is ideal for a range of live performance and installed sound environments— from live bands at outdoor festivals to DJ’s in clubs—these loudspeakers deliver crystal clear, high-quality sound with impressive bass performance. For even more bottom end to round out your sound, adding CXS XLF Series passive subwoofers can extend your system’s low frequency performance dramatically down to a startling 29Hz for throbbing low frequency reproduction capability that’s sure to impress.
Speaker type 2-way Speaker, Bass-reflex Frequency range (-10dB) Passive: 43 Hz - 20 kHz, Normal (*1): 46 Hz - 20 kHz, FOH (*1): 43 Hz - 20 kHz Coverage area H90ﾟ x V60ﾟ Rotatable Constant Directivity Horn Floor Monitor Angle 50° Components LF 10" Cone, 3" Voice Coil, Neodymium magnet HF 2" Voice Coil, 1" Throat Compression Driver, Titanium diaphragm, Neodymium magnet Crossover 2.5 kHz Power rating NOISE Passive (EIA 426-A) 350 W, Bi-amp LF (EIA 426-A): 350W, HF (AES): 50W PGM Passive (EIA 426-A) 700 W, Bi-amp LF (EIA 426-A): 700W, HF (AES): 100W PEAK Passive (EIA 426-A) 1400 W, Bi-amp LF (EIA 426-A): 1400W, HF (AES): 200W Nominal impedance Passive: 8Ω, Bi-amp: LF: 8Ω, HF: 16Ω SPL Sensitivity (1W; 1m on axis) Passive: 95dB SPL, Bi-amp: LF: 95dB SPL, HF: 108dB SPL Peak (Calculated) Passive: 127 dB SPL, Bi-amp: LF: 127dB SPL, HF: 131dB SPL I/O connectors SpeakON NL4MP x 2 (Parallel) Handle Aluminium die-cast, Top x1, Side x1 Pole socket Φ35 mm x2 (0° or -7°) Rigging M10 x 8, M8 x 2 Dimensions W 315 mm (12.4") H 537 mm (21.1") (with rubber feet) D 345 mm (13.6") Net weight 14.0 kg (30.9 lbs) Options Bracket: UB-DZR10H/V, Cover: SPCVR-DZR10 Others Enclosure Material, Finish, Color: Plywood, Durable Polyurea coating, Black