The R1280T powered bookshelf speakers combine a retro look with modern audio quality. These versatile speakers deliver uncompromising sound with robust, rich bass thanks to a 4-inch bass driver and a calibrated, flared bass reflex port. They are ideal for connecting turntables, offering faithful sound production and performance. Personalize your listening experience with the built-in bass, treble, and volume dials on the active speaker. A compact remote control allows for easy volume adjustment and muting. The speakers feature dual RCA inputs for connecting to multiple audio devices like PCs, laptops, tablets, phones, or record players. They come with all necessary cables for immediate use. Features include active bookshelf speaker system with 42W total power output, dual RCA inputs, side panel controls for bass, treble, and master volume, a wireless remote, a front-facing bass reflect port, 100% MDF wooden enclosures to minimize acoustic resonance, and a universal 100V-240V power supply. Specifications: Power Output: RMS 21W x 2, Signal to noise ratio: 85dBA, Frequency response: 75Hz~18KHZ, Input sensitivity: LPC: 750mV +/- 50mV, Aux: 550mV +/- 50mV, Input type: RCA - 3.5mm Auxiliary, RCA, Bass driver: 4” with bass reflection port, Treble driver: 13mm silk dome tweeter, 4 O, Speaker Dimensions: 146 x 241 x 177 mm (W x H x D).