Sennheiser HD 4.40 BT 4.0 25 Black
Skullcandy Crusher BT 4.1 40hrs White
Match RatingMatch RatingMatch Rating
Wired
Wireless
Wired + Wireless Combo
Android (headphone port)
Apple iOS (headphone port)
PC or Mac
Use With Headphone Amp
MP3 Player
Musical Instrument
Commuting
PS4 Compatible
PS Vita Compatible
Audio Books
Music
Video Content (Netflix, YouTube, TV)
Radio
Gaming
Podcasts
Over-Ear
Making Phone Calls

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Technical Specifications

3.5mm Connector 1 mm 1 mm
Acoustic System Name Closed Back Closed Back
Battery Life (max) 25 hours 40 hours
Battery Recharge Time - 2.5 hours
Battery Technology Lithium Polymer (LiPo) -
Battery Type - Built-in battery
Bluetooth Yes Yes
Bluetooth Profiles APT-X -
Bluetooth Version 4.0 4.1
Cable Length 1.4 m 1.2 m
Cables Included Audio (3.5mm), USB -
Carrying Case Yes Yes
Charging Source - USB
Colour of Product Black Brown, White
Connectivity Technology Wired & Wireless Wired & Wireless
Detachable Cable Yes Yes
Ear Coupling Over-ear Over-ear
Ear Coupling - Over-ear Yes Yes
Foldable Yes Yes
Headphone Frequency 18 - 22000 Hz 20 - 20000 Hz
Headphone or Headset Mobile headset Mobile headset
Headphone Sensitivity 113 dB -
Headset Type Dual-ear Dual-ear
Height - 177.8 mm
Impedance 18 Ω (Ohms) 13 Ω (Ohms)
LED Indicators Yes Yes
Microphone Frequency 100 - 10000 Hz -
Microphone Number 2 1
Multi-function Control - Position On-ear On-ear
Multi-function Control - Type Digital Digital
Multi-function Control Present Yes Yes
NFC / W1 Yes -
Rechargeable - Yes
Sound Pressure Level (Max) 113 dB -
Storage Pouch Yes -
USB Connectivity Yes Yes
USB Port - Micro Yes Yes
USB Port - Type Micro Micro
Volume Control Present Yes Yes
Volume Control Type Digital Button
Wearing Style Head-band Head-band
Weight 225 g 305 g
Width - 171.4 mm
Wireless Range - 10 m
Wireless Type Bluetooth Bluetooth

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