BTA-250 Blue-tooth catv signal amplifier Packing info: (1).One set blue-tooth audio amplifier in a giftbox (2).Gift box size: 314*225*77 mm (3).Eight set audio amplifiers packed in a outer carton (4).Carton size: 645*335*250 mm (5).3640 pcs BT AMP loaded in a 20' container;7640 pcs Portable HIFI Amplifiers loaded in a 40' container.