Product descriptionMaterial: plastic + metalSize: 38.1 * 6.5 * 5.6cmColors:blackPower supply mode: Built-in lithium batteryFunction: insert card, radio, voice prompt, call functionPackage content: 1 * computer bluetooth speaker1. SUPREME SOUND QUALITY: The computer speakers have two powerful 10 W stereo speakers that are designed for breathtaking sound with bass, giving you a wonderful listening experience while listening to music, watching movies, games and online meetings and classes Offer.2. EFFORTLESS CONNECTION Our PC speaker supports wired and bluetooth connections. With the 5.0 Bluetooth technology, the soundbar can be connected quickly and smoothly to Bluetooth-enabled devices such as smartphones, laptops, tablets, etc. The supplied 3.5 mm aux cable enables connection to all devices with an AUX output. The speaker can also read music from the TF card and USB drive.3. COMPACT AND SLIM DESIGN: The soundbar for desktop computer is sturdy and specially designed with a size of 38.1 * 6.5 * 5.6cm, so it is hidden under the computer.4. LONG PLAY TIME: The desktop speaker is equipped with a rechargeable 1200mAh battery that can play music continuously for up to 16 hours when fully charged, so you can take the speaker out for an all day picnic or party.5. SIMPLE OPERATION: Our Bluetooth USB speaker is very easy to set up - just plug and play. You can leave it plugged into the USB charger anytime you plug it into computers, and the sound bar will only stay on the last mode used for your convenience.