Bluetooth Version:Wireless Portable Speakers for Music Streaming via Bluetooth 2.1+EDR Technologycompatible with IOSAndroid most Bluetooth-enabled devices.</br>Handsfree call:Microphone for hands-free speaker phone calling Easy to pair.</br>600mAh built-in polymer lithium battery about 6 hours of play timea standard USB jack can be used as a power bankmp3 speakers.</br>Wireless stereo bluetooth speakersupport bluetooth connection and AUX audio input.</br>Ultra-Portable:super basssmall sizeloudcuteand with a hand strap for easy carrying. Crank up the volume and full your room with music. Place the radio speakers on wood table or desk to get best Bass effect.</br></br>Product Description</br></br><p><b>Specifications</b></p> Bluetooth Version:2.1+EDR<br> Power Rating:3.2W<br> Frquency response:80Hz-20KHz<br> Speaker Size:1.5inch<br> SNP:80dB<br> Sensitivity:400mV<br> Distortion:0.1%<br> Communication distance:10m(30ft)<br> TF card:option(Max:32G)<br> AUX:3.5mm<br> Battery Capacity:600mAh<br> Dimension: 78*34mm<br> NET Weight:260g<br> Occasion:studioofficepartyshoppingcycing etc.<br> <p><b>Note:Specifications are for reference</b></p> <p><b>Features:</b></p> 3.5mm auxiliary input<br> -Outdoors sound?? Cool Visual effects??mp3 speakers portable??Connected any non-Bluetooth device via Aux-in socket.<br> Powerful Battery Life<br> -Travel Freedom??enjoy wireless music??Shockproof??dustproof??outdoor wi