Wireless Plug In Dual Receiver Door Chime System, 150m - 200m, White

• 58 ringtones
• Volume control up to 110dB
• Eye catching visual alert when doorbell can't be heard
• Hassle free installation, no running any wires
• Learning code prevents interference from other wireless transmitters
• Working frequency: 433Mhz
• Working temperature: -20°C - 50°C

Wireless plug in mains powered door chime solution. Simply plug receivers in desired locations and mount the bell push in desired location.