Mounts unobtrusively into gypsum or tile ceiling. Virtually disappears once installed. 54mm cut out diameter.

Specifications:

• Product Size: 76W × 60L × 76H mm
• Power: 10W
• Frequency: 2.3-4.3KHz
• Rated Voltage: DC12V
• Working Voltage: DC6-15V
• Working Current: 120-180 mA
• Sound: 1/ 6 Tone,DING-DONG
• SPL: 110dB
• Plastic Material: ABS
• Color: White

*Specifications are subject to change without notice.