Sony WH-CH720N Noise Cancelling Wireless Headphones | Over-Ear Bluetooth with Alexa Built-in

Immersive, lightweight listening for everyday life

Turn down the world’s noise with the Sony WH-CH720N. Built for comfort and quiet, these wireless over-ear headphones blend Dual Noise Sensor technology with the Integrated Processor V1 to minimize distractions while preserving natural vocal detail. Alexa Built-in adds hands-free control for music, information, and compatible smart-home tasks, making moments with your favorite tracks feel smoother and more effortless.

Featherweight design, all-day comfort

Weighing just 192 g, the WH-CH720N feel barely there as you move through your day. The soft ear cushions and balanced fit reduce fatigue, so long commutes, study sessions, or movie marathons stay comfortable from first note to last encore.

• Extra-light form factor without compromising technology
• Soft, breathable ear cushions for extended wear
• Ergonomic headband designed for secure, comfortable support

Smart sound that adapts to you

Adaptive Sound Control detects your environment and activity, then tailors the listening experience. Ambient Sound mode lets in important noises when needed—perfect for travel, walking, or staying aware in busy spaces.

• Adaptive Sound Control adjusts to your surroundings
• Ambient Sound mode keeps you aware while listening to music
• Multipoint Bluetooth enables quick switching between devices

Richer, more natural audio

Thanks to the Digital Sound Enhancement Engine (DSEE) and the Integrated Processor V1, compressed files are upscaled for clearer highs, more present mids, and a balanced, studio-like detail. The beamforming microphone setup supports clear hands-free calls at home or on the move.

• DSEE upscaling adds clarity to compressed music
• Crystal-clear hands-free calling with precise voice pickup
• Balanced tuning that preserves the artist’s intent

Long-lasting battery with fast charging

Enjoy up to 35 hours of playback on a full charge. A quick 3-minute top-up provides about 1 hour of listening, so the music can keep going between errands or business trips. A USB-C cable is included for convenient charging.

• Up to 35 hours of listening per charge
• 3-minute quick charge for around 1 hour of playback
• USB-C charging for quick, universal power options

In short, the Sony WH-CH720N offers a balanced blend of comfort, adaptive sound, and long-lasting battery—making it a flexible companion for daily use, travel, and downtime. While results can vary by environment and content, the combination of lightweight design, smart processing, and robust features provides a compelling listening experience for many scenarios.