Edifier R990BT Bluetooth 5.4 Bookshelf Speakers, 2.0 Active Multimedia Speaker, 24W Output Power, RCA/AUX/Bluetooth Inputs, Digital Audio Processing, MDF Enclosure, App Control, for PC/Smartphone/TV

POWERFUL SOUND: With a combined total output power of 24W (RMS), these desktop speakers utilize a digital amplifier to deliver 15W to each stereo pair while offering dynamic range control (DRC). It generates ample sound to comfortably fill a medium-sized room QUALITY SOUND PERFORMANCE: Each speaker cabinet houses one 1-inch silk dome tweeter and one 4-inch long-throw mid-low driver. The calibrated speaker bass reflex port provides powerful bass MDF ENCLOSURE: The MDF cabinet can effectively diminish resonance and distortion, further guaranteeing the pure reproduction of audio input UPGRADE BLUETOOTH V5.4: The Bluetooth V5.4 audio receiver enables smooth audio streaming with a stable and reliable connection. Note: If encountering wireless interference (e.g., from routers or microwaves), simply move the speaker away from the source to restore seamless connectivity and enjoy uninterrupted music playback DUAL RCA INPUT PORTS: These PC speakers support simultaneous connection of two devices via RCA audio cables, allowing you to enjoy seamless audio playback from two sources at once MULTIPLE SOUND MODES: The EDIFIER ConneX App offers three tuned preset sound effects: Music, Movie, and Gaming, optimized for different listening experiences. With the app, you can also personalize your own sound profile and create custom audio effects, perfectly tailored to your preferences EASY CONTROL: The Edifier R990BT speakers come with a manual, providing detailed instructions for Bluetooth pairing, R990BT active and passive speaker connection, etc. Enjoy effortless setup and instant access to premium sound quality-no complicated steps required, perfect for beginners to get started quickly