Characteristics showed： 　　This terminal uses the ordinary ABS material to manufacture, the interior has the shielding system, and the cost is low, it extremely suits the market sale. It may divide into single hole, double holes (having two outlets: TV and FM), with the shield type and unshielded type, high pressure insulation type and non-insulation type and so on. We may manufacture according to the users' actual need, please give specify instructions when ordering.