Sennheiser HD 4.50 BTNC Noise-cancelling Bluetooth Headphones
The Sennheiser HD 4.50 BTNC come packed with all the features you'd expect to see in a $500+ headphone...except they are under $300.
A closed back Bluetooth headphone with active noise cancelling (ANC). The proprietary Sennheiser NoiseGard™ technology is what gives this model superior active noise cancelling quality. NoiseGard™ can also be found on the more expensive HD range.
These have a really great sound all round. Powerful sound with the aptX codec for enhanced Bluetooth sound quality. They also include NFC pairing which makes connecting to your phone and similar a breeze.
The earcups hold the controls for taking and making calls with the built-in multi-directional microphone. You can also play, pause, skip music and control the volume from right in the headphones.
Super portable, take anyhere noise-cancelling headphones. The HD 4.50 BTNC come with a protective case for storage on the go.
Ultimately you are going to be very hard pushed to find anything at this quality of build and sound for this price range.
Impedance: 18 Ω
Frequency response (Microphone): 100 - 10,000 Hz
Frequency response: 18 - 22,000 Hz
Sound pressure level (SPL): 113dB (Passive: 1kHz/1Vrms)
THD, total harmonic distortion: <0.5% (1kHz/100dB)
Mic: Dual omnidirectional microphones
Battery: Li-ion Polymer Battery