Compare JBL Live 660NC vs Panasonic M700B
Connectivity
Ports
USB-C, 3.5mm
3.5mm, USB-C
Wireless Connectivity
Bluetooth 5.0
Bluetooth 5.0
Wireless Range
10 m
Construction
Battery | Capacity
750 mA/3.7 V
Cable
1.2 m detechable
Colors
Blue, Black, White
Black, White
Drivers
40mm / 1.6” Dynamic Driver
40 mm
Form Factor
Over-ear headphones
Over-ear wireless headphones
Headphone Type
Closed, Dynamic headphones
Closed headphones, Dynamic headphones
Magnet
Neodymium
Dimensions
Weight
265 g / 0.6 lbs
317 g
Function
Audio
Base Reactor
Bluetooth Codecs
SBC, AAC
Bluetooth Profiles
HFP V1.7, A2DP V1.3, AVRCP V1.6
A2DP, AVRCP, HSP, HFP
Fast Charging
4h playback in 10min
15 minutes for 1.5 hours
Noise Cancellation
Yes
Performance
Battery Life
Up to 40h (ANC on) / 50h (ANC off)
20 h
Charging Time
2 hours
4 h
Frequency Response
16Hz – 20kHz
20Hz - 20kHz
Impedance
32 ohms
27 ohms
Max Sound Level
94 dB
Microphone Sensitivity
-19 dBV@1 kHz/Pa
Sensitivity
97 dB@1kHz/1mW
100 dB / mW
Production
Availability
2021-03
Debut
2021-01 (CES 2021)
2020 CES
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