HeBei LEE'S Industrial Co.,Ltd ShangHai Branch(Abbr.HBLSSHB) ,is a trader and manufacturer in China mainland. Our products: Wireless Doorbell Chimes; non-contact voltage detector;The Wireless paging &doorbell system; Business types: Exporter,OEM/ODM , Manufacturer
Never miss an important visitor because you can hear the doorbell. Our products are plug-in doorbell(door chime) wireless,battery powered doorbell(door chime) wireless , wireless 300??long range,

Transmits up to 300 feet (open air), Crispy Sound, CE certified.
Frequency :433.92MHz or 315MHz;
2 tones selectable
Weather-proof for outdoor use
Wireless - Simple Installation