Amazon-owned Blink has two new video doorbells: the Blink Wired Doorbell 2K+ for $49.99 and the Blink Battery Doorbell 2K+ for $69.99 if you already have a sync module; or $79.99 bundled with the required hub. The doorbell cameras join Blink's 2K camera lineup announced last fall, and also work with Blink's smart video descriptions, […]