The way to listen - all day JBL Live 770NC headphones deliver powerful JBL Signature Sound in a comfortable over-ear headband style. When you're deep in your flow, True Adaptive Noise Cancelling with Smart Ambient technology keeps you free from distractio

• Brand Name: JBL
• Wireless: Yes
• Bluetooth: Yes
• Product Type: Over-Ear Headphones
• Number in Package: 1 pk
• Color: Black
• Power Source: Battery
• Packaging Type: Boxed
• Ear Cup External Width: 3 in.
• Headphone Cable Length: 8.4 in.
• Maximum Playtime: 65 hrs
• Bluetooth Version: 5.3
• Ear Cup Internal Height: 2.3 in.
• Speaking Time: 33 hrs
• Number of Microphones: 2
• Driver Size: 40 mm
• Audio Cable Length: 8.4 in.
• Bluetooth Frequency: 2.4 GHz � 2.4835 GHz
• Charging Time: 3 hrs
• Ear Cup Depth: 1.1 in.
• Dynamic Frequency Range (Hz): 20 Hz � 20 kHz
• Ear Cup External Height: 3.7 in.
• Ear Cup Internal Width: 1.6 in.