SENWOW Bluetooth Speakers, Portable wireless Hi-Fi Stereo speaker, Built-in Microphone, FM Radio,2x3W Acoustic Drivers, Compatible with iPhone iPad Android and Desktop Devices Hi-Fi Stereo Sound, 2x powerful 3W driver deliver crystal clear, room filling sound. High performance explosion-proof sound amplifier chip, Ultra-low power consumption, super low frequency dynamics, bass-rich, flexible, achieve a more shocking extremely overweight bass effect. The device wirelessly connects via Bluetooth Technology at a distance of up to 32 feet/10 meters.Instant pairing in seconds to Bluetooth devices including: Computer, Laptop, PCs,Tablets, iMac/iPhone/iPad/iPod, Blackberry, Nexus, Samsung, Sony, LG and other Smart Phones. Built-in microphone for hands-free speaker phone calling. Multiple interfaces allow the music to be played either through bluetooth, aux, microSD or a TF card, or even a radio. Auto connection ever after first pairing due to tremendous memory ability. The speaker built-in charge lithium battery, environmentally friendly and practical, 5-8 hours battery life and fully charged about 1 hours, each time the life time of battery will be different because of the volume size when playing. Control music streaming without having to reach out for your phone: press and hold the next/previous track for 1 sec to increase / decrease the volume. Modern angular design make the speaker simple, fashionable and exquisite, small size(7.48*2.48 inches) and light weight(12 ounces) make it portable to carry, fit in whatever you're carrying out the door. Great choice for house party, BBQ, family gathering or just relaxing at home.