2-way floor standing or soffit mountable master reference monitor. Provide an exceptionally accurate monitoring experience. Leveraging a new generation of JBL high-output, ultra-low distortion transducers, the M2 provides in-room frequency response of 20 Hz to 40 kHz, and an extraordinary 123 dB maximum SPL to meet the demanding music, cinema and broadcast production requirements for impactful dynamic range. High Frequency Model: Dual Diaphragm Dual Voice Coil Compression Driver. Low Frequency Model: 15“ Differential Drive Woofer. Crossover Frequency: 800 Hz. Frequency Range: 20 Hz - 40 kHz. Sensitivity: 92 dB. Continuous/Peak SPL@ 1 m: 117 dB /123 dB; 108 dB Peak SPL @ 8 m. The System Requires: One Crown iTech 5000 HD power amp for each speaker, or BSS Soundweb London Processor with Crown Macro-Tech MA-5000i. Recommended Amplifier Power: 1200 Watts into 8 ohms. Input Connectors: Spring Terminals. Enclosure Construction: 25 mm (1 in) MDF. Included: Removable ABS Grille with Black UL Compliant Fabric. Dimensions: 508 x 1256 x 355,6 mm. Weight: 58,5 kg. Colour: Satin Black