sound greeting cards

OEM Music Bottle Opener With Custom Logo , Custom Sound For Promotional Gifts ,Festival Gifts Specification: Item name Music Bottle Opener With Custom Logo & Sound Size 93*41*11MM Design logo design should be provided by customer IC duration 1~40seconds (more longer sound also welcome) Metal Contact YES Testing CE/ROHS/EMC/EN71-1/2/3 Speaker 8Ohm 0.25W, Dia.27mm Battery AG10*2pcs (Battery can be replaceable) Function When the metal contact of bottle opener touched the metal