Smart Wireless Door Bell

150M Wireless Chime Door Bell Doorbell & Wireles Remote control 32 Tune Songs 433MHz UK AU EU US plug Home Security Use Smart Door Bell
This split doorbell adopts advanced wireless transceiver technology, powerful microcomputer control system, large-capacity and high-quality voice processing technology, integrates up to 32 music, stable and reliable performance, doorbell and transmitter wireless learning type code, doorbell, anti-theft , welcoming multi-purpose, suitable for villas, clubs, leisure centers, shops, hotels, hotels, homes, office buildings, conference rooms, etc.