Ebay offers Sony WH-CH720N Noise Canceling Wireless Headphones for $49.99 (reg $149.99) with free shipping.

Product Description:
Sony WH-CH720N Noise Canceling Wireless Headphones Bluetooth Over The Ear Headset with Microphone and Alexa Built-in, Black 
Specifications:

• Sony’s lightest Wireless Noise-canceling headband ever.
• Take noise canceling to the next level with Sony’s Integrated Processor V1, so you can fully immerse yourself in the music.
• Super comfortable and lightweight design.
• Adjustable Ambient Sound mode and Adaptive Sound control features tailors sound to suit the environment around you
• Up to 35-hour battery life with quick charging (3 min charge for up to 1 hour of playback).
• High sound quality and well-balanced sound tuning.
• Crystal clear hands-free calling and voice assistant with Precise Voice Pickup technology.
• Multipoint connection allows you to quickly switch between two devices at once.
• Boost the quality of compressed music files and enjoy streaming music with high quality sound through DSEE.
• Alexa enabled for voice access to music, information, and more. Activate with a simple touch.