Sennheiser HD 450BT Wireless Headphones Head-band Music Bluetooth Black
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for illustrative purposes only
| BLUETOOTH | Yes |
| Weight | 238 g |
| Impedance | 35 Ω |
| Battery Type | Built-in battery |
| Microphone Type | Built-in |
| Product Type | Headset |
| Volume control | Button |
| CABLES INCLUDED | Audio (2.5mm to 3.5mm) |
| Battery Technology | Lithium Polymer (LiPo) |
| Connectivity Technology | Wired & Wireless |
| Battery Recharge Time | 2 h |
| Control Type | Buttons |
| Battery Capacity | 600 mAh |
| Driver unit | 3.2 cm |
| Cable colour | Black |
| Total harmonic distortion (THD) | 0.3% |
| Bluetooth Profiles | AVRCP |
| Carrying Case | Yes |
| Foldable | Yes |
| Battery Voltage | 3.7 V |
| Bluetooth Version | 5.0 |
| Frequency Band | 2.402 - 2.480 GHz |
| Detachable Cable | Yes |
| Operating temperature (T-T) | 0 - 40 °C |
| Storage temperature (T-T) | -20 - 60 °C |
| Headphone frequency | 18 - 22000 Hz |
| Microphone frequency | 80 - 6000 Hz |
| Continuous audio playback time | 30 h |
| Sound pressure level (max) | 108 dB |
| Wearing style | Head-band |
| Headset type | Binaural |
| Ear coupling | Circumaural |
| LED indicators | Yes |
| Charging source | USB |
| On/off switch | Yes |
| Quick start guide | Yes |
| USB connectivity | Yes |
| Recommended usage | Calls/Music |
| Driver type | Dynamic |
| Battery operated | Yes |
| Microphone direction type | Omnidirectional |
| Operating keys | Volume + |
| Number of microphones | 2 |
| Noise canceling | Yes |
| Product colour | Black |
| 2.5 mm connector | Yes |
| USB connector | USB Type-C |
| Control unit type | On-ear control unit |
| Safety sheet | Yes |
| MEMS (Micro-Electro-Mechanical System) microphone | Yes |
| Noise canceling type | Active |
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