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"
