HD4.40 BT

  Wireless Headphones Bluetooth

Overview
The new Sennheiser HD 4.40 BT offers high-quality wireless sound for every day listening on the move. The closed-back, around-ear headset features Bluetooth 4.0 and aptX compatibility to deliver true Hi-Fi sound with a satisfyingly dynamic bass. Its elegantly minimalistic design has been crafted from robust, high-quality materials to meet the requirements of the street. When you love the sound of the HD 4.40 BT, 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. The HD 4.40 BT 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.

Features

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 BT all this is actually fun. Have a try. The HD 4.40 BT 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. Elegantly minimalistic – using tough, high-quality materials: That is how the HD 4.40 BT was designed. Its sleek frame not only makes it more comfortable to wear, it also makes a statement of timeless class.

Specifications
Impedance                                                        18 Ω

Frequency response (Microphone)                     100 - 10,000 Hz

Frequency response                                          18 - 22,000 Hz

Sound pressure level (SPL)                                113dB (Passive: 1kHz/1Vrms)

Battery Life                                                      Up to 25 Hours

THD, total harmonic distortion                            <0.5% (1kHz/100dB)

Pick-up pattern                                                  Dual omnidirectional microphones

Battery Specification                                         Li-ion Polymer Battery

Codecs                                                             AptX

Packaging Info
Weight (Headphones)                                        7.9 oz. (225 g)

What's In The Box

- HD 4.40BT Headset

- 1.4 m Audio Cable

 - 3.5 mm Angled  

- Gold-plated Plug  

- USB Charging Cable