colour :black or red
chip solution::CSR8615 edition 4.2
the battery's capacity:230mAh
talking time :24H
music time:15H
effective distance:10-15M
standby time: about 60 days
earmuffs*2
date cable*1
chinese and english manual *1
single size:20*17*2cm
single weight :80g
package size:58*38*30cm
package number:120pcs
package weight:10KG