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42 items
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Jabra BIZ 1500 QD Mono Corded Headset 1513-0157 for Desk Phones
1 ×
£59.99
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Optimus 3.0 Gal Cool Mist Evaporative Humidifier
1 ×
£106.99
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X9-PRO Bluetooth Smart Band Bracelet, 0.95 inch Touch Screen, IP67 Waterproof, Support Heart Rate Monitor / Blood Oxygen Monitor / Blood Pressure Monitor / Pedometer / Sleep Monitor
1 ×
£48.99
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ONIKUMA K5 Stereo Gaming Headset Wired LED Bass Noise Cancelling Headphones with Mic Microphone for Computer Game PC PS4 Laptop
1 ×
£54.10
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Vantrue 11.5ft Type C USB 12V 24V to 5V Dash Cam Hardwire Kit with Add a Circuit Fuses, Low Voltage Protection for N4, E1, E1 Lite, E2, E3, S2-2CH, S2-3CH, N2S, N1 Pro(2023), X4S
1 ×
£19.99
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3.5mm Mic Audio Cable Cord For Bose QuietComfort 3 QC 3 Headphones Replacement
1 ×
£7.99
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Cordless Anti Static ESD Wrist Strap, Wireless Antistatic Wristband Discharge Band Red 3pcs
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£7.77
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BL JBLHPCCBLKAM Headphones Charging Case
1 ×
£8.95
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2 in 1 Convert to 3.5mm Jack Audio Adapter Converter for Lightning for iPhone
1 ×
£9.98
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3.5mm Audio Cable Cord For Bose AE2 AE2i AE2w Around-Ear Headphones Replacement
1 ×
£7.99
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iPM 3D Virtual Reality Glasses with Bluetooth Remote Control for iPhone & Android
1 ×
£33.99
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Silicone Headset/Earpiece Case Protective Cover For AirPods 2nd Generation Earphone (Only Cover, Not included earphone)
1 ×
£6.88
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Watch Charger Smart Wrist Watches Wristband Charging Cable Base Holder Cord Wire For Samsung Galaxy Active R500 R820 R830
1 ×
£10.96
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Mgear ANAW1-004-42MM-GLD Stainless Steel Band for Apple Watch 42MM Gold
1 ×
£18.99
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iPM Modern Stainless Steel Link Band with Butterfly Closure for Apple Watch - 38mm - Gold
1 ×
£39.99
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Jabra Evolve 75e Accessory Pack 14101-69
1 ×
£12.99
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Replacement Charging Cable for Fitbit Alta Smart Fitness Tracker Total Length: 20cm
1 ×
£29.97
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iPM Modern Stainless Steel Link Band with Butterfly Closure for Apple Watch - 38mm - Silver
1 ×
£39.99
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Smart Watch Charging Dock Portable Wristwatch Charger Base Adapter For Amazfit Stratos 3
1 ×
£10.93
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eufy Security SoloCam S220, Solar Security Camera, Wireless Outdoor Camera, Continuous Power, 2K Resolution, Wireless, 2.4 GHz Wi-Fi, No Monthly Fee, HomeBase 3 Compatible (Renewed) (Refreshed)
1 ×
£59.99
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Enlabs INU29P1X4 Motherboard USB 2.0 9pin Header 1 to 4 Extension Hub Splitter Adapter - Converter MB USB 2.0 Male to 2 Male - 30CM USB 9-pin Internal Cable
1 ×
£15.19
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TSP100III, Thermal, Auto-cutter, Bluetooth iOS, Android and Windows, Gray, Int PS
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£282.99
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DERAPID 2.5Gbps PCI Express Network Adapter RJ45 to PCIE Card RTL8125 NIC 2.5G Gigabit LAN Gaming Network Card PCI-E x1 RJ45 NIC for Desktop
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£13.99
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Heat Bed Insulation Cotton Foil Self-Adhesive Hotbed Thermal Pad 300*300mm
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£9.44
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Fellowes AeraMax 100 Air Purifier
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£63.58
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iPM SW33 Premium Health Sports Bracelet & Fitness Tracker - Green
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£30.99
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PS4 Wireless Controller Game Pad for SONY PlayStation 4 Dualshock - Electric Purple,Hot PS4 Wireless Controller Game Pad for SONY PlayStation Dualshock 4 Camouflage
1 ×
£38.88
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Indigi 2016 Slim 7" WiFi Tablet PC w/ SIMcard Slot - Support 3G Bluetooth Dual Sim + Free Keyboard!
1 ×
£104.19
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eufy Security Video Doorbell Dual Camera (Battery-Powered) Add-on, Dual Motion Detection, Package Detection, 2K HD, Family Recognition, No Monthly Fee (Renewed) (Refreshed)
1 ×
£105.99
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WAVLINK WiFi6 Outdoor WiFi Extender Access Point, Dual Band AX3000 2.4G+5G Long Range Outdoor WiFi Mesh Extender with PoE/4x8dBi High-gain Antennas/IP67 Weatherproof Enclosure/Signal Booster Amplifier
1 ×
£209.99
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TP-Link Tapo Smart Home Security WiFi Camera, Records in 1080p (Full HD) | Up to 30 ft Night Vision | Up to 128 GB microSD Card Slot | Works w/Alexa and Google (Tapo C100)
1 ×
£24.99
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Lasko UH250 Top Fill Ultrasonic Humidifier
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£44.99
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Men Smart Watch Waterproof IP67 Blood Pressure Heart Rate Tracker Fashion Men Sport Multi Sport Modes SmartWatch Women Smart WristBand for IOS Android
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XO Vision Green IR630G Universal IR Wireless Foldable Headphones, Green
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£25.49
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Picun Wireless Headphones 35H Playtime Neckband Bluetooth Headphones LED Light, HiFi Stereo IPX7 Waterproof Wireless Sport Earbuds w/Mic, EQ Bass, Siri, Bluetooth5.0 Magnetic Running Earphones Workout
1 ×
£21.99
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TP-Link UB500 USB 2.0 Bluetooth 5.0 Nano USB Adapter
1 ×
£25.44
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DBPOWER Car Battery Jump Starter 2500A 21800mAh - for up to 8.0L Gasoline/6.5L Diesel Engines, Portable 12V Auto Battery Booster, Power Pack, Quick Charging
1 ×
£89.99
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Vantrue N4 Dash Cam GPS Receiver Module Type C USB Port Car Suction Cup Mount for Windows
1 ×
£22.99
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iHome Sleek Stylish Comfortable Stereo Headphones with Flat Cable - Pink IB35PNC
1 ×
£13.99
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2.5K 12 Inch Mirror Dash Cam GPS Rear View Mirror Camera, Touch Screen Dual Dash Cam Front and Rear with Waterproof Backup Camera Parking Assistance, Night Vision, Loop Recording
1 ×
£69.99
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Portable Size Wireless Bluetooth Game Pad Game Controller Smartphone Joystick Suitable for PS3 for Android Phones
1 ×
£15.26
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AVID Black 1EDU-AE18 On-Ear Headphones with Boom Mic
1 ×
£16.99
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Sennheiser HD4.40 BT Bluetooth Wireless Headphones
£152.95
Bluetooth 4.0 and aptX technologies to deliver exceptional wireless sound quality.. Connectivity Technology: Wireless
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
Learn more about the
Sennheiser Electronic corp. HD4.40 BT
Model
Brand
Sennheiser
Model
HD4.40 BT
Details
Type
Headphone
Color
Black
Frequency Response
18Hz-22KHz
THD
<0.5% (1kHz/100dB)
Input Impedance
18 ohms
Sensitivity
113dB S.P.L. at 1KHz
Ear Coupling
Circumaural
Noise Cancelling
Passive
Wireless Type
Bluetooth 4.0
Microphone
Microphone Frequency Response
100Hz-10KHz
Features
Compatibility
N/A
Features
The Sennheiser HD 4 Series - Let everyday sound great
You can take it with you. Versatile and vibrant, the new HD 4 series offers you the complete Sennheiser quality package in a range of durable, closed-back over-ear headsets that fulfill your everyday aural needs.
HD 4.40 BT Wireless
Great news for music lovers who lead the mobile life. Here comes a headset that brings on all you need and want to enjoy your music on the go: The wireless freedom of movement, the intuitive ease-of-use, the portability, the effortless style. But most of all: The sound, powered by proprietary Sennheiser drivers.
You are listening to well-matured sound
When you love the sound of the HD 4.40 Wireless, that's no coincidence at all. The closed-backed design of this headset is fitted with proprietary Sennheiser drivers that came a long way before being allowed to transmit sound to your ears. So, enjoy their well-balanced, amazingly detailed sound with dynamic bass.
Strong ties that will free you
The HD 4.40 Wireless is about freedom of movement. Thus, no cable. Instead you get the latest wireless technology and audio codec with Bluetooth 4.0 and aptX for reliable transmission and true wireless Hi-Fi sound.
Control is all at your fingertips
Want to take or make a call, change a track, adjust the volume With the intuitive ear-cup mounted controls and the integrated microphones of the HD 4.40 Wireless all this is actually fun. Have a try.
Comfort to make you feel at home - everywhere
The HD 4.40 was made to go places with you - and make these places more pleasurable. With its around-ear design and deep, ergonomically designed ear pads it offers comfort even during extended listening sessions. Its robust foldable headband design that can be easily and compactly stored in the supplied protective case makes for perfect portability.
Additional Information
Date First Available
October 13, 2018
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Reviews (3)
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