Bluetooth: 3.0+EDR

Work time: 5 hours

transmission : 10M

Built-in lithium battery

Charge:DC/USB 5p

Support IPOD,MP3,MP4,IPHONE.

Waterproof is good,CE, RHOS,

can use it in the bathroom, swimming pool

classification of waterproof :IPX5-IPX7

Box:96*96*93mm      
product size: 85*85*80mm
carton size: 50.5*50.5*41.5cm
package: 1000PCS
N.W.:  19 kg
G.W.:  20 kg