Wireless doorbell 70-80dB BELLA2 DOORBELL Characteristics Brand: Vito EAN Code: 6972538046253 Supplier code: 5800060 Wireless Digital Doorbell With LED indicator light Strong anti-jamming system, unique code to avoid false triggers Sound: 4 digital chord, 20 melodies Volume: 70-80 dB (3 levels: low, medium, high) Range: 100m (in open space) Transmitter voltage: 12V V23GA battery (included) Receiver voltage: 4.5V 3xAAA batteries (not included) White and grey color