Description: Unique Detachable Design, high-quality ABS varnish, which promises a long life and protection against wear. Besides, you can combine into one speaker or split into two speakers to enjoy the stereo sound quality. Popular computer bookshelf speakers now can be enjoyed without the hassle of wires. Simply connection to an iPhone, Android, Tablet, PC or Mac. USB plug and play, no need for batteries or a power cord. Effective distance can reach up to 10m/33feet, compatible with most bluetooth devices, You can stream music from your multimedia device directly to this computer speakers. You can afjust the round knob on the speaker to control volume. Turn clockwise to increase volume, turn counterclockwise to decrease the volume. Compatible with iPhone,Tablets, Smartphones, play audio from Laptops, PCs, Mp3 player, perfect for home, dorm room, kitchen, bathroom, car, parties. Specification: Speaker Version: Bluetooth Version / AUX Version Bluetooth Version: 5.0 Output Power: 3W*2 Channel: 2.0 Frequency response distance: 10M LED Indicator: Blue Power Indicator Volume Control: Supported Support: External MIC & HEADPHONE Signal to noise ratio: 65dB Frequency response range: 30HZ-15khz Size: 59*65*149mm x2 Package Includes: 1x V-117 Combination Speakers 1x Microphone Note: Transition: 1cm=10mm=0.39inch Please allow slightly 0-1cm difference due to manual measurement. Colors can appear different depending on light and how the listing is viewed. Thanks for your understanding and attention. Wish you a pleasant shopping experience!