Audio-Technica ATH-M20 Wired Headphones vs Panasonic BTD5 Wireless Headphone comparison

Show Only Differences Highlight Differences	Audio-Technica ATH-M20 Wired Headphones	Panasonic BTD5 Wireless Headphones
key specs
Colour	Black	Black
Headphone Type	Over-Ear	On-Ear
Microphone	No	No
Connectivity	Wired	Wireless
Type	Headphones	Headphones
general
Brand	Audio-Technica	Panasonic
Model	ATH-M20 Wired Headphones	BTD5 Wireless Headphones
Release date	January 1, 2017	June 11, 2016
Colour	Black	Black
Type	Headphones	Headphones
Headphone Type	Over-Ear	On-Ear
Connectivity	Wired	Wireless
Model Number	ATH-M20	BTD5
product details
Microphone	No	No
Driver Size (mm)	40	40
Weight (g)	230.00	155.00
sound features
Impedance (Ohms)	40	32
Sensitivity (dB)	98	-
Frequency Response Range	30Hz-20,000Hz	9Hz-24,000Hz
connectivity features
Bluetooth	No	Yes
Bluetooth Version	-	3
Bluetooth range (Metres)	-	10
battery features
Battery Life (Hrs)	-	40

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