best bluetooth portable speakers Portable Bluetooth Speakers

"music sugar Sport Bluetooth speaker with metal hooks, light, outdoor jogging, hiking the wild, is very convenient to carry, beautiful and gorgeous color!
16 core magnetic speaker with full frequency, highly sealed, with super bass and brilliant sound effect.
DC: 5V (USB) 800mAh lithium polymer battery
Playing time: over 4 hours
Bluetooth connection, 30M Accessible, built-in microphone, clear voice.
Bluetooth audio input, bluetooth handsfree, support iPhone iPad and all Bluetooth-enabled mobile phones, Mp3, support USB TF, FM FM stereo
Audio interface: 3.5mm
Weight of speaker: 150g
Bluetooth version: Bluetooth3.0+RDA
Working frequency: 2402-2480MHz.
http://www.aiyetech.com"

best bluetooth portable speakers Portable Bluetooth Speakers