Portable Wireless Speakers Music Bluetooth Speaker Column Music Speaker Memory Card Computer Speaker Features: Portable Bluetooth Speaker, 5mm sound unit, the essence of music, lossless HIFI stereo sound, high power full-range speaker, output more volume, range coverage of up to 50 meters, no broken sound, clear bass output, clean treble. Amazing speakers, 9D subwoofer sound, the combination of a 5W full-range speaker and a subwoofer booster unit delivers captivating sound quality. Built-in 5.0 Bluetooth chip + LDS transmission technology, achieve up to 950kbps audio transmission rate, with A2DP technology, the connection distance is about 32.8 feet, stable transmission and fast connection. Independent multi-function button, easy to operate, high sensitivity ring microphone technology, built-in HD microphone, clear and bright sound. Multiple playback modes, support Bluetooth, plug-in card, AUX multi-mode playback, FM radio, multiple devices, memory automatic type connecting devices. Built-in 600 mAH battery, battery life up to 24 hours, can be used while charging, charging 1.5 hours, listening to songs for 3 hours. Product Description: Name: Bluetooth speaker Color: Blue Frequency Response: 100HZ-20KHZ SNR: 75db Distortion: