QUALITY COMPACTED The A4V is a two-way speaker incorporating a 4-inch long-throw woofer made from the same Multi-Layer Mineral (MLM) fibers as other A Series speakers plus the classic X-ART tweeter. Onboard DSP-based tuning capabilities let you easily dial in the perfect sound for your space. With a frequency range of 52 Hz to 45 kHz, the A4V can accommodate a broad spectrum of audio applications—from producing podcasts to mixing string quartets—and will fit well within immersive and 3D setups. German Handmade Precision X-ART Tweeter with rotatable HPS waveguide 4'' Woofer (Multi-Layer Mineral) Cumulated Amp. Power Peak: 130db Frequency Response @ -6 dB: 52 Hz - 45 kHz Maximum SPL per speaker at 1 m: 100 dB SPL General Data Display: Front panel multi-color LED Cabinet Design: Dual front ported Cabinet Material: Vinyl wrapped MDF and painted MDF front panel Mounting options: Threaded inserts on the bottom of the cabinet (4 x M8) Power consumption (max, idle, sleep): 220 W, 10 W, 3.5 W AC Input Voltage: 100 – 240 V, 50/60 Hz Power Rating: 300 W max. Operating Conditions: -10° C to +45° C (+14° F to +113° F);