INSTALLATION 
1. Make a 98 mm diameter hole in a ceiling. (It is possible to
use the supplied pattern paper for a 98 mm diameter 
hole.)
2. Attach the supplied gasket to the panel.
3. Connect the input cable to the speaker cable.
4. Using the four supplied speaker mounting screws (3x16),
secure the speaker to the ceiling.
Caution: Ensure that the ceiling surface is strong
(equivalent to the plywood thicker than 5 mm) 
enough to hold the screws.
70 V Line COM HOT
2.5 W (2 kΩ) White Black
100 V Line COM HOT 
5 W (2 kΩ) White Black
ø98 mm 
(mounting hole diameter)
White (COM)
Gasket
ø116 mm
Punched grille
2 mm 93 mm 330 mm
4 – ø3.5 mm
ø108 mm
SPECIFICATIONS
Rated Input  5 W 
Rated Impedance  2 kΩ (100 V Line: 5 W, 70 V Line: 2.5 W) 
Output Sound Pressure Level  87 dB (1 W, 1 m) 
Frequency Response  150 – 20,000 Hz 
Operating Temperature Range -20°C to +55°C 
Finish Frame: ABS resin, chrome plating 
Punched grille: Stainless steel 
Mounting hole diameter  98 mm 
Dimensions  ø 116 x 110 (d) mm 
Weight 620 g
9 mm
Printed in Japan 
133-01-343-8C
Note : The design and specifications are subject to change without notice for improvement. 
• Accessories
Gasket (chloroprene rubber) .............................. 1
Speaker mounting screw ................................... 4
Pattern paper (ø98 mm hole) ............................. 1
Black 
(100 V Line: 5 W, 70 V Line: 2.5 W)