Button Power: 1 piece lithium battery Cr2032 (INCLUDED)

Connect the receiver with 100-240V voltage.

With LED indicator for both the button and the receiver/bell.

Operating range up to 180 meters.

Volume adjustment in 5 levels from 0dB-110dB.

IP56 waterproof design for the button.

• DIY code: easy to add more buttons and bells.
• Button pairing capacity: 8.
• The button is not used for bells from other companies.

BUTTON: 12V (by 23A 12V battery).

BELL: 100-240V~, 50/60Hz, 1W Max, Class II, IP20.

DOORBELL SOUNDS: elvhx · Doorbell sounds.