433mhz 52 Songs Adjustable Wirelss Chime Bell Ring For Wifi Smart Video Doorbell

" Features: 1. Supports pairing with your wifi doorbell. 2. Easy to install and use. 3. 52 Different melodies for selection. 4.Ultra-low power design, power saving and long-lasting use. 5.The remote controlled wireless doorbell you always needed: Forget about wires, cords, drilling through walls, and electrician bills. 6.Designed for flexibility and utility, this wireless doorbell for home comes, so that you can hear their chime no matter where you are. Specification: Color:Black Working voltage: AC 90~250V Working frequency: 433.92mhz +/-280 KHz Power consumption: 10 mW Transmission power :0dbm Sensitivity: - 110 DBM Net weight: 92 g Volume: up to 110db Size: 82×82×20 mm Package includes: 1 x Indoor Doorbell Receiver"

Estimated delivery time：About 10 business days.We will use
standard shipment for the orders. Normally it may need about 10 days, but sometimes please note: Delivery times are as provided by our carriers and are estimates only. Delays may occur during peak periods, and due to factors outside the carriers control.