
Finish
Matte black
First run of 100
Kowloon East
Hear the low end.
Come to the Kowloon Bay warehouse. One cabinet, real bass, then we build yours for the room.
01
Hear the bass
One subwoofer in the warehouse. Book a listen before you buy.
02
Order a sub
First 100. Most rooms take a pair. Four for a longer floor.
03
We build
Birch, polyurea, NL4. Then delivery and a starting preset if you want it.
Real bass.
One 18-inch long-excursion driver in a tapped horn. The cabinet is the speaker — HK$12,800.
18″
Driver
37 Hz
Low end
4 Ω
Impedance
Made in Kowloon East.
Baltic birch cabinet. Polyurea coat. NL4. HK$12,800. Built here for Hong Kong rooms.
Tech specs
- Alignment
- 18" tapped horn
- Response
- 37 Hz – 213 Hz (−4 dB)
- Driver
- One 18" long-excursion woofer
- Impedance
- 4 Ω · NL4 in / thru
- Processing
- 32 Hz HPF · 80–100 Hz LPF (starting)
- Cabinet
- 18 mm Baltic birch · polyurea
- Dimensions
- 1016 × 572 × 724 mm
- For
- Clubs, warehouses, small stages — rooms that need low end
- Origin
- Built to order · Kowloon East
18" tap horn subwoofer speaker
- What is it?
- One 18-inch driver in a tapped-horn cabinet. The KEA TH18 is that speaker: 37 Hz–213 Hz (−4 dB), 4 Ω, NL4, 1016 × 572 × 724 mm.
- How much is the speaker?
- HK$12,800 with the built-in 18-inch driver. The B&C 18SW115 upgrade is +HK$4,000. A pair is HK$25,600. Hong Kong delivery is quoted with the order.
- Where do you deliver?
- Hong Kong. Pick up in Kowloon Bay, or we quote delivery with the order. HK$12,800 is the speaker.

Your build
2 × KEA TH18 · Matte black · Built-in 18" driver
HK$25,600
HK$12,800 × 2
First run of 100
Buy the speaker
HK$12,800 each. We build the 18" tap horn subwoofer in Kowloon Bay. Pickup there, or delivery in Hong Kong.
Quantity
Most rooms start with a pair.
Finish
Matte black
Driver
