The Sony WH-1000XM5 Wireless Industry Leading Headphones are a premium pair of wireless headphones that come with several advanced features. Here's an overview of their key features:

1. Active Noise Canceling (ANC): These headphones feature industry-leading active noise cancellation technology that helps to block out unwanted background noise. The Auto Noise Canceling Optimizer analyzes environmental factors like atmospheric pressure and adapts the noise cancellation accordingly for an optimized listening experience.

2. Sound Quality: The WH-1000XM5 headphones deliver high-quality sound with excellent clarity and detail. They are equipped with Sony's proprietary HD Noise Canceling Processor QN1, which enhances the audio performance and enables a more immersive listening experience.

3. Hands-Free Calling: The headphones come with built-in microphones that provide crystal clear hands-free calling. The microphones use advanced noise-canceling technology to filter out ambient noise, ensuring that your voice is heard clearly during calls.

4. Voice Control: These headphones offer voice control functionality with support for Amazon Alexa. With Alexa, you can control your music playback, manage your smart home devices, get information, and perform various other tasks using voice commands.

5. Wireless Connectivity: The WH-1000XM5 headphones support Bluetooth wireless connectivity, allowing you to pair them with compatible devices such as smartphones, tablets, and computers. They also support high-quality audio codecs like LDAC and aptX HD, enabling superior wireless audio streaming.

6. Comfort and Design: The headphones are designed for long-lasting comfort, featuring soft ear cushions and an ergonomic headband. The sleek and stylish silver color adds a premium touch to their overall design.

7. Battery Life: Sony claims a battery life of up to 30 hours with noise cancellation enabled, allowing for extended listening sessions. They also support quick charging, providing several hours of playback with just a short charging time.

It's worth noting that the Sony WH-1000XM5 headphones were not released as of my knowledge cutoff date in September 2021. Therefore, the information I provided is based on the previous model, the WH-1000XM4. For accurate and up-to-date information, I recommend checking with Sony's official website or referring to the product specifications at the time of your purchase.