Cart Continue shopping “Regular” has been added to your cart. Remove item Thumbnail image Product Price Quantity Subtotal IEEE member 11,000฿ IEEE member quantity 22,000฿ Listener 1,000฿ Listener quantity 1,000฿ Regular 12,000฿ Regular quantity 24,000฿ Update cart Cart totals Subtotal 47,000฿ Total 47,000฿ Proceed to checkout