1.7MP HD color video with a 140-degree viewing angle. Use rechargeable battery or existing doorbell wiring to power. Record to micro SD card - NOT included. True Detect senses heat motion & people ensuring reliable alerts. 2-Way audio. Chime with 6 melody options. Audio and infrared night vision up to 16ft/5 M (in B&W). Swann Security app. Uses 2.4GHz wireless connection. 2-Year manufacturer warranty. Includes: Video Doorbell. Chime Speaker Unit. Mounting plate. USB-C Charging Cable. AA Batteries x 2 (for Chime Speaker Unit).