Edifier R1700BTs Powered Bluetooth 5.0 Wireless Bookshelf Speakers Pair 66 Watts (Brown)Enjoy Detailed Sound and RelaxAdvanced Technology - The R1700BTs Bluetooth Edifier bookshelf speakers use Qualcomm AptX HD technology for you to easily connect to any smart devices such as laptops, mobile phones, and more. DSP (Digital Signal Processing ), as well as DRC (Dynamic Range Control), effectively minimizes distortion.Multiple ways to connect - When connected the sub-out automatically detects the subwoofer and activates the digital crossover. Dual RCA inputs allow you to connect to two devices at a time. Connect to your devices such as phone, PC, laptop, tablet, or gaming console with RCA to RCA audio cable, and 3.5 mm-RCA audio cable, eliminates the need to switch cables.Classic Design - The built-in dual RCA inputs let you quickly and smoothly connect external devices. An RCA cable is also included. You can adjust bass and volume by using the buttons on the side panel. The MDF wood design brings a sense of style and quality to the unit.Soundfield Spacializer - Soundfield Spatializer simulates a larger soundstage with the touch of a button. This unique feature creates wide-filed sound by optimizing each channel, sending out opposite signals to eliminate mutual interference and improve separation.Eagle Eye tweeter - The brand new 19mm Eagle Eye dome tweeters ensure the slightest sounds. You will enjoy a wonderful listening experience thanks to the desired dimensions and improved specs.To scale up to a 2.1 music system, connect a subwoofer to the Sub Out port and then enjoy more powerful bass output.Product FeaturesRemovable Grill - Protects your speaker drivers, easy to remove for cleaning.Bluetooth 5.0 with Qualcomm aptX high-quality transmissionWooden enclosure isolates acoustic resonance and creates a classic lookStudio tuned sound from silk dome tweeter and 4-inch bass driverBuilt-in Digital Signal Processing technology for precise crossover frequency control and audio management66 watts RMS total power for distortion-free listeningDual RCA audio inputsBuilt-in Controls - Convenient dials on the side panel of the speaker allows you to adjust the bass, treble, and volume, press the volume dial to toggle between inputs.Wireless Remote - Adjust volume, muteunmute, switch inputs, Bluetooth, select sound field extension, and line-in mode with the wireless remote, no need to leave the couch.Sub-out output works with external subwooferFront-facing bass reflex port for punchy bassSpecificationsTOTAL POWER OUTPUT RL(high) 15W+15W, RL(mid-low) 18W+18WBLUETOOTH VERSION Qualcomm 3031V5.0INPUT SENSITIVITY LINE IN 1 70050mV, LINE IN 2 55050mV, Bluetooth 40050mVINPUT LINE IN 1, LINE IN 2, BluetoothDRIVER UNIT 19mm tweeter unit + 4 inches wooferSIGNAL-TO-NOISE RATIO 85dBAFREQUENCY RESPONSE 52Hz-20KHzIncludes RCA to RCA cable, RCA to 3.5mm cable, Speaker Connecting cable, Remote Control, User ManualAC Universal 100-240V, 5060HZ