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Sennheiser HD 4.40 Around Ear Bluetooth Wireless Headphones - Black

4.2 out of 5 stars 5,770 ratings

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  • Bluetooth 4.0 and aptX technologies to deliver exceptional wireless sound quality
  • Intuitive ear cup mounted controls for changing tracks and for making calls via the integrated microphone
  • Up to 25 hour battery life and is supplied with connecting cable for battery free listening
  • Compatible with most smartphones & tablets.Height: 7.8 inch / 19.8 centimeter
  • Product Dimensions: 7.1 x 3.9 x 10.2 inches. Connectivity Technology: Wireless; Battery Type: Li ion Polymer Battery

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From the manufacturer

HD 4.40BT Wireless HD 4.50BTNC Sennheiser PXC 550
HD 4.40BT Wireless HD 4.50BTNC Wireless PXC 550
Wearing Style Around Ear Around Ear Around Ear
Transducer Principle Dynamic, Closed Dynamic, Closed Dynamic, Closed
Connectivity Buetooth 4.0 / NFC Pairing Bluetooth 4.0 / NFC Pairing Bluetooth 4.2, NFC, Cable with Remote
Frequency Response 18 – 22,000 Hz 18 – 22,000 Hz 17 – 23,000 Hz
Impedance 18 Ω 18 Ω Active: 490 Ω / Passive: 46 Ω
Sound Pressure Level (SPL) 113 dB (Passive: 1 kHz /1 Vrms) 113 dB (Passive: 1 kHz / 1 Vrms) 110 dB (1 kHz / 1 Vrms)
Total Harmonic Distortion (THD) <0.5% (1 kHz / 100 dB) <0.5% (1 kHz / 100 dB) <0.5% (1 kHz, 100 dB)
Battery Life Up to 25 Hours Up to 25 Hours Up to 30 Hours
Weight (Headphones) 7.9 oz. (225 g) 8.4 oz. (238 g) 8 oz. (227g)
In the Box HD 4.40BT Headset / 1.4 m Audio Cable / 3.5 mm Angled / Gold-plated Plug / USB Charging Cable HD 4.50BTNC Wireless Headset / 1.4 m Audio Cable / 3.5 mm Angled Plug / USB Charging Cable / Carry Case PXC 550 Wireless Headset / Cable with Remote / Carry Case / USB Cable / IFE Adapters / Manuals

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Sennheiser HD 4.40 Around Ear Bluetooth Wireless Headphones - Black
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Customer Rating 4.2 out of 5 stars (5770) 4.4 out of 5 stars (3710) 4.1 out of 5 stars (5128) 4.4 out of 5 stars (11644) 4.3 out of 5 stars (15) 4.6 out of 5 stars (14547)
Price From $149.93 $59.99 $126.99 $79.99 $99.95 $179.00
Shipping FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details FREE Shipping. Details
Sold By Available from these sellers AnkerDirect JAY-Tech+More COWIN Amazon.com Amazon.com
Color Black Black Black Black Black Black
Fit Type Over-Ear Over-Ear Over-Ear Over-Ear over-ear
Headphones Form Factor Over Ear Over Ear Over Ear Over Ear Over Ear Over Ear
Item Dimensions 7.08 x 3.94 x 10.25 inches 7.68 x 7.09 x 3.07 inches 7.08 x 3.94 x 10.25 inches 6.54 x 3.62 x 7.13 inches 6.10 x 2.60 x 7.60 inches 8.66 x 4.33 x 9.84 inches
Item Weight 1.11 lbs 0.58 lbs 7.84 ounces 0.80 ounces 0.68 lbs
Special Features noise-isolation Hi-Res Audio, Hybrid Active Noise Cancellation, BassUp Technology, Crystal-Clear Calls, Foldable, Noise Cancellation, Volume-Control noise-cancellation Noise Cancellation, Wireless, Built-in Microphones, Comfortable Over-ear, Hi-Fi stereo, Deep Bass, Lightweight, 30 Hours Playtime, Travel on the plane Foldable, Lightweight,; Foldable, Lightweight,; Foldable, Lightweight,; Foldable, Lightweight,; Foldable, Lightweight, Microphone, wireless, Volume-Control

Product description

The HD 4.40 BT is a wireless headset employing Bluetooth 4.0 and aptX technologies to deliver exceptional wireless Hi Fi sound. It features NFC for simple pairing of compatible devices. This new headset offers ease of use and convenience thanks to intuitive ear cup mounted controls for changing tracks and for making calls via the integrated microphone. Wearing comfort is assured by their ergonomically designed ear pads. The HD 4.40 BT has excellent battery life, letting listeners enjoy wireless sound for up to 25 hours. A battery free listening mode is also possible via a supplied detachable cable. Note for good sound quality and best wearing comfort adjust the ear pad location on the headband to properly match the size of head. Wear the headphones so that the headband runs over the top of your head. Adjust the location of the ear pads by moving the ear cups up and down of the headband slider until ears are comfortably covered by the ear pads, you feel even gentle pressure around your ears a snug fit of the headband on t.he head is ensured


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Customer Questions & Answers

Customer reviews

4.2 out of 5 stars
4.2 out of 5
5,770 customer ratings
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Reviewed in the United States on March 20, 2017
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759 people found this helpful
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Reviewed in the United States on January 24, 2018
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190 people found this helpful
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Reviewed in the United States on February 4, 2017
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Top international reviews

ClockworkSatan
5.0 out of 5 stars Stupendously good headphones. Buy them!
Reviewed in the United Kingdom on February 7, 2019
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221 people found this helpful
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sebastiano 51
5.0 out of 5 stars cuffia Wireless con Bluetooth nero Sennheiser HD 4.40.......che spettacolo!
Reviewed in Italy on October 2, 2018
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278 people found this helpful
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Amazon Customer
5.0 out of 5 stars Good Bluetooth headphones
Reviewed in India on July 24, 2018
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436 people found this helpful
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Srijon Bardhan
5.0 out of 5 stars Heaven for Audiophiles
Reviewed in India on October 25, 2018
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201 people found this helpful
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Steph
5.0 out of 5 stars Acceptable compromises, highly recommend for certain use cases
Reviewed in Canada on May 23, 2018
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182 people found this helpful
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Reehan Ahmed
1.0 out of 5 stars Very Poor sound and uncomfortable
Reviewed in India on October 15, 2018
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161 people found this helpful
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Andrew
3.0 out of 5 stars Technically fine, but a few strange design choices.
Reviewed in the United Kingdom on October 12, 2018
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83 people found this helpful
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ibo89
4.0 out of 5 stars rapport qualité prix hors norme, avec petit bémol pour le S8+
Reviewed in France on August 9, 2018
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132 people found this helpful
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Carlos A. Oliveras
1.0 out of 5 stars Incomodísimos, no son circumaurales sino supraurales
Reviewed in Spain on October 21, 2018
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114 people found this helpful
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Aldous
2.0 out of 5 stars Good value headphones but they beep all the time which can get very annoying.
Reviewed in the United Kingdom on September 14, 2018
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60 people found this helpful
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Kaustav Ghosh
4.0 out of 5 stars :(: Good Headphones For SMALL EARS Only
Reviewed in India on June 14, 2019
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73 people found this helpful
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Giada
1.0 out of 5 stars Pessimo acquisto
Reviewed in Italy on November 20, 2018
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81 people found this helpful
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Mario Ma.
1.0 out of 5 stars Leider nicht zu gebrauchen.
Reviewed in Germany on September 24, 2018
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76 people found this helpful
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Richard
5.0 out of 5 stars Great sound and high build quality
Reviewed in the United Kingdom on October 5, 2018
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26 people found this helpful
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Joseph
1.0 out of 5 stars Overpriced but not terrible
Reviewed in the United Kingdom on November 9, 2018
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26 people found this helpful
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