colour: black or white
chip solution::CSR8615  edition 5.0
the battery's capacity:230mAh
talking  time :24H
music time:15H
effective distance:10-15M
standby time: about 90 days
earmuffs*2
date cable*1
 chinese and english manual *1
single size:110*110*40mm 
single weight :70g               
package size:58*38*30cm 
package number:159pcs 
package weight:17KG