TECKNET Wireless Doorbell, Waterproof Wall Plug-in Door Bell Cordless Chime Kit

TECKNET Wireless Doorbell, Waterproof Wall Plug-in Door Bell Cordless Chime Kit\n\nBrandTECKNET\n\nFeatures\n\n--ULTRA-LONG WIRELESS RANGE: TECKNET long range wireless doorbell can work up to 820 feet range. Remote transmitter button is rated IP44 weatherproof and acceptable for outdoor use.\n--Loud Enough Wireless Doorbell: 4 Adjustable volume levels from 25db to 85db and mute mode to suit your needs, hear your visitor in any situation. 38 different ring tones meet your needs.\n--Memory function: TECKNET cordless doorbells remember the last ringtone and volume, no need to reset even if after a power outage.\n--Blue LED Indicator: The BLUE LED feature is a discreet but effective visual alert that complements your chosen melody in loud environments, also can alert those with impaired hearing.\n--Expandable Doorbell System: Expand your doorbell system with up to 4 transmitters and multiple receivers in the same model, build your own simple alert system, suitable for the needs of multip1