This wired WiFi doorbell supports both the 2.4 GHz and 5 GHz WiFi bands to ensure a more stable connection. Simply place it anywhere within WiFi range. You can also connect it to your existing doorbell wiring. A 15° wedge is included so you can adjust the angle. The doorbell can alert you when a person is detected and ignores insignificant, non-human passers-by. You can also set a motion zone to black out areas prone to unnecessary alarms. Smart security keeps you informed. No more missing important events outside your door. The battery-powered doorbell intelligently recognises people, vehicles and parcels and notifies you in good time - without a subscription and free of charge. Protect your parcels from porch thieves and make your life safer and more convenient. Easy installation without wires. Installation is a breeze - the system is up and running in minutes. You don't need to be a tech expert and you don't need any experience. Compatible with various chimes. To fit perfectly into your existing interior, the Reolink cordless doorbell supports many Chime options: Reolink Chime, Reolink Home Hub, a mechanical Chime, Alexa ECHO Show or Google Assistant. Flexible power supply. You can simply rely on the battery or hardwire it to your existing wiring for a continuous power supply. The integrated 7,000 mAh battery provides up to 5 months of protection with regular use. Scope of delivery: 1 x D340B video doorbell. 1 x jumper cable. 1 x extension cable. 1 x mounting plate. 1 x wedge. 1 x USB-C cable. 1 x Quick start guide.