General Product Name: Headphones 700 Wireless Noise Cancelling Over-the-Ear Headphones Brand: Bose Model Number: 794297-0400 Color: Soapstone Color Category: White Audio: Noise Cancelling (Active) Yes: Sound Isolating Yes: Environmental Noise Control Yes: Connectivity Connection Type: Wireless Wireless Connectivity: Bluetooth True Wireless: No Bluetooth Version: 5.0 Maximum Wireless Range: 33 feet Number Of Devices Connectable Simultaneously: 2 Features Water Resistant: Yes Waterproof: No Built-In Microphone: Yes Carrying Case: Yes Controls: Voice assistant, Volume Maximum Talk Time: 20 hours Design Headphone Fit: Over-the-Ear Style: Travel Adjustable Headband: Yes Power Rechargeable: Yes Battery Life: 20 hours Battery Charge Time: 2.5 hours Battery Capacity: 630 milliampere hours Charging Interface(s): USB Type C On/Off Switch: Yes Compatibility: Works With Amazon Alexa, Google Assistant, Siri Voice Assistant Built-in: Amazon Alexa, Google Assistant Material Ear Cushion Material: Protein Leather Headband Material: Stainless steel Dimension Product Height: 8 inches Product Width: 6.5 inches Product Depth: 2 inches Product Weight: 0.56 pounds