8531.80.00 Electric sound or visual signalling apparatus (for example, bells, sirens, indicator panels, burglar or fire alarms Other apparatus Free
8518.29.90 SPEAKERS unmounted having a diameter less than 80 mm Op. 01.07.1997 Dec. 01.07.1997 - TC 9703706
8518.29.90 TC 9703718 LOUDSPEAKERS unmounted with a diameter less than 350mm
8518.21.00 TC 926725 LOUDSPEAKERS SINGLE having a nominal impedance NOT greater than 50ohms
8518.29 TC 8437985 TWEETERS piezoelectric horn
8518.29.90 TC 9710923 LOUDSPEAKERS shielded, NOT mounted in an enclosure
8518.29.90 TC 9703708 LOUDSPEAKERS in car type unmounted
8518.29.90 TC 9703707 LOUDSPEAKERS, (unmounted) having ANY of the following
(a) woofers having a voice coil manufactured from wire that has a hexagonal cross section and is generally referred to as hexatech voice coils;
(b) woofers having a magnet system where the magnets are completely encircled by the voice coil and where the driver has a short term maximum power to IEC 268-5 of at least 130 W;
(c) woofers utilising magnetic shielding such that they do not cause magnetic interference when in close proximity to a cathode ray tube and where the short term maximum power to IEC 268-5 is at least 130 W and where the BL product (force factor) is at least 3.52;
(d) woofers having a rubber surround and having short term maximum power to IEC 268-5 of at least 130 W and where the BL product (force factor) is at least 3.52;
(e) woofers manufactured with cast magnesium baskets and having a short term maximum power to IEC 268-5 of at least 130W;
(f) woofers having non resonant polymer chassis with non resonant suspension coupling cone and having a short term maximum power to IEC 268-5 of at least 130W