JBL Live 770NC Specs

Key Specs
Wearing Style
Dual Ear with Headband
Foldable: Yes
Earpiece Swivel: Yes
Earpiece Design
Over-Ear (Circumaural)
Active Noise Cancellation
Yes
Frequency Response
20 Hz to 20 kHz (Wireless)
20 Hz to 40 kHz (Wired)
Built-In Controls
Yes, on Right Earpiece
Sensors
Proximity
Noise Cancelling Microphone
Yes
Number of Voice Mics
2 with Beamforming
Runtime
65 Hours (BT)
50 Hour (BT+ANC)
40 Hours (ANC On)
Headphone
Wearing Style
Dual Ear with Headband
Foldable: Yes
Earpiece Swivel: Yes
Earpiece Design
Over-Ear (Circumaural)
Open/Closed-Back
Closed-Back
Sound Field
Stereo
Number of Drivers
1 per Earpiece
Driver Type
Dynamic
Driver Size
1.6" / 40 mm
Impedance
32 Ohms
Active Noise Cancellation
Yes
Frequency Response
20 Hz to 20 kHz (Wireless)
20 Hz to 40 kHz (Wired)
Sensitivity
100 dB SPL at 1 kHz
Maximum Sound Pressure Level (SPL)
95 dB
Built-In Controls
Yes, on Right Earpiece
Sensors
Proximity
Microphone
Built-In Mic
Yes, on Earpiece
Noise Cancelling Microphone
Yes
Number of Voice Mics
2 with Beamforming
Sensitivity
-40 dBV/Pa at 1 kHz
Connectivity
Wireless
Bluetooth 5.3 / NFC 
Bluetooth Profiles
A2DP 1.4, HFP 1.8, AVRCP
Multipoint Support
Yes
Maximum Paired Devices
2
Audio Connector
1x 1/8" / 3.5 mm TRS
Audio Connector to Earpiece
1/8" / 3.5 mm
Mobile App Compatible
Yes: Android & iOS
App Name: JBL Headphones
Functionality: Adjust Settings, Firmware Update, Remote Control
Battery
Runtime
65 Hours (BT)
50 Hour (BT+ANC)
40 Hours (ANC On)
Quick Charging Times
5 Minutes for 4 Hours
Recharge Time
3 Hours
Battery Chemistry
Lithium-Ion
Capacity (mAh)
850 mAh
Charging Input
Not Specified by Manufacturer
Wireless Charging
No
Physical
Environmental Protection
No
Dimensions
Right Earpiece:
3.7 x 1.1" / 9.4 x 2.8 cm (Each)
Weight
9 oz / 256 g
Packaging Info
Package Weight
1.05 lb
Box Dimensions (LxWxH)
9 x 8.7 x 2.5"