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Sennheiser HD 4.40-BT Bluetooth Headphones (Black)
- 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
- NFC for simple pairing with compatible devices ; Audio Cable Length (Optional/Detachable): 1.4 m audio cable, 3.5mm angled, gold-plated plug
- Up to 25 hours battery life and is supplied with connecting cable for battery-free listening
- Ear coupling closed, circum-aural; Dynamic transducer principle ; Product comes with Case
- 2 years warranty when purchased from an authorized Sennheiser dealer
|Model||HD 4.40 BT|
|Item Weight||481 g|
|Product Dimensions||18 x 10 x 26 cm|
|Batteries:||1 Lithium Polymer batteries required.|
|Item model number||HD 4.40 BT|
|Additional Features||Wireless, Microphone-Feature|
|Included Components||Headphones, Carry Pouch, Charging Cable, Connecting Cable, Quick Start Guide|
|Microphone Form Factor||With Microphone|
|Headphones Form Factor||With Microphone^Volume control|
|Connector Type||Bluetooth Wireless|
|Contains Liquid Contents||No|
|Includes Rechargable Battery||No|
|Supports Bluetooth Technology||Yes|
From the manufacturer
Sennheiser is shaping the Future of Audio – a vision built on a 70-year history of innovation and a continued drive for excellence that is woven into our company’s DNA and culture. Around the world, our employees share this passion in the pursuit of the perfect sound, creating products that exceed expectations and set new benchmarks in audio.
Meet the Sennheiser HD 4.40BT Wireless
The new Sennheiser HD 4.40BT Wireless offers exceptional sound for every day listening with mobile devices. The comfortable closed-back, around-ear headset is powered by proprietary Sennheiser drivers that deliver a well-balanced, amazingly detailed sound with dynamic bass. Bluetooth wireless technology ensures hassle-free pairing and reliable transmission with smart devices. Its elegantly minimalistic design with foldable headband has been crafted from robust, high-quality materials to meet the requirements of the street.
- Did you know? Founded in 1945, Sennheiser has a tradition of developing one of the world class audio components. Sennheiser conceives and engineers 'in house' to insure reliability, durability and our renowned signature sound
Signature Sennheiser Sound
Proprietary drivers used in the HD 4.40BT Wireless deliver detailed and well-balanced sound with satisfyingly dynamic bass. Listening sessions are pure joy – no matter the genre.
The HD 4.40BT Wireless is equipped with Bluetooth 4.0 featuring aptX codex compatibility providing wireless freedom of movement and exceptional sound quality.
Great Wearing Comfort
Soft leatherette covered ear pads provide exceptional wearing comfort for long listening sessions.
Instant Pairing via NFC
Hassle-free bluetooth connection is accomplished using Near Field Communication (NFC) with compatible smart devices.
Side-swiveling ear cups and a robust foldable headband design insures the HD 4.40BT Wireless can be easily and compactly stored in its supplied protective case.
Intuitive ear-cup mounted controls make adjusting volume, changing tracks and managing incoming calls via the integrated microphones a breeze.
|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||Buetooth 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|