• This wireless doorbell is only compatible with Blink Video Doorbells and Blink Video Doorbell (2nd Gen)（The transmitter size does not fit with and Blink Video Doorbell (2nd Gen)）
• Blink Chime for Doorbell - Upgrade your Blink video doorbell to wireless connectivity with our wireless transmitter. Say goodbye to the limitation of single app notifications, and work with Blink doorbell to let you hear the chime from anywhere in your home.
• Easy to Install and Pair - The transmitter and doorbell need to be wired, and the existing way is more suitable for blink video doorbell. First use the pre-installed cable; press and hold the volume button for 5-7 seconds to pair the transmitter and receiver, and then press the doorbell button on the Blink video doorbell.
• Wide Coverage - The doorbell extender has a coverage range of up to 656 feet (about 200 meters). Whether you are working in the garage or doing yard work in the backyard, with the Blink doorbell extender, you will never miss any visitors.
• Multiple Chimes and Adjustable Volume - To meet your personal preferences, our doorbell receiver provides 58 different chimes and provides 5 levels of volume adjustment (0-110dB).
• Multiple Connection Methods - One transmitter can connect up to 20 receivers to your Blink Home doorbell, optimizing larger living spaces. Transmitters and receivers are pre-paired.

Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item

Warranty: 90 Day Woot Limited Warranty