Golden/silver/black "1.Bluetooth version: v2.1+edr 2.Product size: 78*34mm
3.Product weight:270g 4.Materials:metal+abs
5.Bluetooth working frequency:20hz-20khz
6.Transfer distance: 10m
7.S/n ratio:no less than 80db
8.Battery capacity:3.7v 600mah 9.Lithium polymer
10.Distortion: less than 1.0%
" 1. Bluetooth speaker 2.Usb, &tf card 3.Hands free 4.Fm radio 5.Waterproof "product size: 78x34mm
Canton size: 95*95*65mm net weight : 260g/pcs
Outer carton size: 400*400*270mm
Gross / box: 24kgs
Pcs/ box: 60pcs"