The Poly 77Y94AA Headphones are ideal for professional use in the information technology and telecommunications sectors. These are wireless headphones with a dedicated microphone, offering excellent sound quality and comfort during calls.

• Type: Wireless headphones with microphone
• Dimensions: Width 155 mm, Depth 67 mm
• Features: Noise cancellation, Built-in microphone, Wireless connectivity, Built-in battery
• Frequency: 20 - 20000 Hz
• Battery capacity: 350 mAh
• Power supply: Rechargeable lithium battery
• Connections: USB, USB-C
• Connectivity: Bluetooth 5.2
• Range: 50 m
• Endurance: Approximately 24 hours
• Recommended use: Office/Call center
• Compatible with: Windows, Mac OS