SONY MDR-RF912RK Wireless RF Headphones
C$59.00
Noise reduction system produces a clearer sound
Move freely from room to room with long wireless range
Listen Longer with up to 13 hours of battery life
Experience dynamic, detailed sound with 40mm drivers
Self-adjusting headband for listening comfort Instruction manua
lhttps://docs.sony.com/release//Manual_4725918111.pdf

Low cost shipping in both Canada and the US.
Lightly used in very good condition. Tested and guaranteed to work.