Make an analysis report according to the smart speakers related to IOT in the market. Please analyze and discuss from five aspects, such as

1. Smart speakers can now connect all smart devices in the home and control all devices by voice.

2. Meet your daily needs all day long, such as playing music you want to listen to, setting timers, helping you make shopping lists, using walkie talkies at home, and even asking about the latest news headlines or sports results.

3. The intelligent speaker can greatly improve the life of the disabled. We can voice control the intelligent door lock to solve a major pain point in the life of the disabled or the blind.

4. If there is an IoT sensor device at home, it can also automatically alarm through the smart speaker, which ensures people's safety.

5. Introduce the differences between smart speakers of different brands. The market is roughly divided into smart module speakers of Amazon, Apple and other brands.

(Be as detailed as possible. Other articles or materials can be quoted)