Everything announced at Amazon's fall hardware event

Here is a 190-word summary of the key points from the article: Amazon held its annual fall hardware event, announcing a range of new Echo speakers, Kindle e-readers, Fire TV devices, and smart home products. The highlights include: - New Echo Dot Max and Echo Studio speakers with improved audio quality and Alexa+ support. - Alexa Home Theater feature to enable multi-speaker surround sound setups. - Updated Echo Show 8 and Echo Show 11 smart displays with better cameras and microphones. - Kindle Scribe Colorsoft, a new color e-reader, as well as a refreshed standard Kindle Scribe. - New Fire TV Stick 4K Select and Omni QLED Fire TV models with Amazon's Vega OS. - Blink Outdoor 2K+, Blink Mini 2K+, and Blink Arc security cameras. - Ring Doorbell Plus, Indoor Plus Cam 2K, and several 4K Ring cameras with "Retinal Vision" tech. Across the new devices, Amazon is heavily promoting Alexa+, its upgraded AI assistant that will offer improved search, recommendations, and integration with third-party services. Alexa+ will be included out-of-the-box on all the new products. Amazon also announced a $20 Alexa-enabled smart remote.