The Black Edifier R1280T Powered Bookshelf Speakers have combined a retro look with a modern sense of audio quality. Producing a total 42 watts of sound (21 watts RMS each), the R1280T is the ideal well-rounded stereo speaker system as each speaker contains a 4 -n. bass driver and 0. 5-in. tweeter to offer a sound that is full of presence and depth. You can connect to 2 devices at the same time via its dual RCA inputsno plugging, unplugging, or switching out needed. Designed for enhanced bass, the R1280T bookshelf speaker system is calibrated with a flared bass reflex port, resulting in rich detailed sound. Personalize your listening experience with the bass, treble and volume dials on the active bookshelf speaker. A compact-sized handy remote control is included. You can adjust the volume and set the speakers to mute when needed without having to reach the speakerspower and perfection at your fingertips! The wood finish with its rounded corners has a retro appeal, making them the ideal speakers for use with your turntable. The R1280T is also an ideal choice for use with PCs, laptops, tablets, cell phones, etc. Enjoy the advancements in modern day audio with speakers that bring back the warmth of yesteryear. Built-in amplifier (21 watts RMS x 2 speakers) so there is no need for outside amplifier or receiverjust plug into source and play. Frequency response: 75 Hz to 18 kHz. Dual RCA inputs to avoid tedious plugging and unplugging. Ideal for record players, PCs, laptops, tablets, cell phones, etc. Each speaker has 4-in. midrange/bass driver for rich lows and 0. 5-in. silk diaphragm treble driver for crisp highs. Calibrated, flared bass reflex port enhances overall bass sound. Bass, treble, and volume dials are located on the active speaker with ability to make micro adjustments of treble and bass from -6 dB to +6 dB. Universal power supply accepts 100-volt to 240-volt AC. Includes wireless remote for volume and mute, speaker-connecting cable, RCA to RCA cable, 3. 5-mm to dual RCA audio cable, and user manual. Black. Safety Data Sheet.