Presonus Eris E4.5 BT Active Bluetooth Studio Monitors Introducing the Presonus Eris E4.5 BT Active Bluetooth Studio Monitors. These exceptional studio monitors are part of the renowned Eris series, trusted by audio engineers and producers worldwide to capture every sonic detail. The Eris 4.5 BT combines studio-quality sound with a sleek, compact design, making them the ideal choice for bedroom studios, video production, and immersive high-fidelity gaming setups. Immersive Sound Quality Prepare to be captivated by the exceptional sound quality of the Eris 4.5 BT. Featuring a 4.5-inch woven-composite low-frequency transducer and a 1-inch ultra-low-mass silk-dome high-frequency transducer, these monitors excel at delivering a sonic experience that's rich in detail. With improved speaker voicing, you'll revel in deeper lows and a smoother crossover transition, ensuring accurate transient reproduction throughout the frequency range and a fatigue-free listening journey. Bluetooth 5.0 Connectivity Experience the future of wireless audio with integrated Bluetooth 5.0 technology. Seamlessly connect your devices and enjoy fast, reliable stereo Bluetooth input, allowing you to stream your favorite music or audio directly to the monitors. No cables, no hassle “ just pure convenience and endless possibilities. Powerful and Versatile With a robust 50W (25W per side) Class AB amplification, the Eris 4.5 BT packs a powerful punch while maintaining audio clarity. The monitors boast a frequency response of 70 Hz to 20 kHz and a peak SPL of 100 dB at 1 meter, ensuring exceptional performance across the spectrum. Whether you're mixing, recording, or simply enjoying your favorite tunes, these monitors rise to the occasion. Features: 4.5-inch woven-composite low-frequency transducer 1-inch ultra-low-mass silk-dome high-frequency transducer Fast and reliable stereo Bluetooth 5.0 wireless input Powerful 50W (25W per side) Class AB amplification Impressive 70 Hz to 20 kHz frequency response Peak SPL of 100 dB at 1 meter Versatile RCA and 1/4-inch balanced TRS rear-panel inputs Convenient front-panel 1/8-inch stereo Aux In for mobile audio devices Integrated headphone amplifier with front-panel stereo 1/8-inch jack High- and low-frequency controls for precise sound customization Front-panel volume control Elegant and compact enclosure design Enhanced bass response with a rear-firing round bass-reflex port