Why Sennheiser Wireless Headphones cannot connect?
If your Sennheiser Wireless Headphones are failing to connect, the issue might stem from the Bluetooth connection. Check that your smartphone supports the HFP or HSP Bluetooth profile. Ensure that your smartphone is switched on and that Bluetooth is activated in your smartphone's settings.
How to put Sennheiser Wireless Headphones in pairing mode?
If your Sennheiser Wireless Headphones aren't automatically entering pairing mode, it might be because they remember a previous connection. To resolve this, switch the headphones off, then press and hold the power button for 4 seconds to initiate pairing mode.
What to do if Sennheiser HD 4.50BTNC Wireless Headphones have no audio signal?
If your Sennheiser Wireless Headphones aren't producing sound, there could be a few reasons. First, ensure that the headphones are properly paired with your device; if not, re-pair them. Also, check that the volume isn't set too low and increase it. Finally, make sure your headphones are switched on.
How to fix Sennheiser HD 4.50BTNC that won't switch on?
If your Sennheiser Wireless Headphones won't turn on, the battery might be the issue. Try charging the headphones. If charging doesn't help, the battery may be completely exhausted or worn out, in which case you should visit an authorized Sennheiser service center for a battery replacement.
What to do if Sennheiser Wireless Headphones do not respond to any button press?
If your Sennheiser Wireless Headphones aren't responding when you press any buttons, it could be due to a temporary malfunction. Try restarting the headphones by switching them off and then on again.
General| Impedance | 18 Ω |
|---|---|
| Ear coupling | Circumaural |
| Headphone frequency | 18 - 22000 Hz |
| Headphone sensitivity | 113 dB |
| Total Harmonic Distortion (THD) | 0.5 % |
| Microphone type | Built-in |
| Microphone frequency | 100 - 10000 Hz |
| Microphone direction type | Omnidirectional |
| Cables included | Audio (3.5mm), Micro-USB |
| Quick start guide | Yes |
| Headset type | Binaural |
| Product type | Headset |
| Product color | Black, Silver |
| Wearing style | Head-band |
| Volume control | Digital |
| Recommended usage | Calls/Music |
| Bluetooth profiles | APT-X |
| Connectivity technology | Wired & Wireless |
| Headset connectors supported | 3.5mm stereo |
| Brand compatibility | Any brand |
| Number of products included | 1 pc(s) |
Guidelines to prevent hearing damage, interference with medical devices, and accidents.
Instructions to avoid product damage and ensure proper functioning.
Information on charging time and battery status indicators.
Step-by-step guide to connect and charge the headphones.
Instructions for initial pairing, including NFC method.
Detailed steps for pairing via standard Bluetooth connection.
Activating and deactivating the active noise cancellation feature.
Functions for play, pause, skip tracks, and fast-forward/rewind.
Procedures for handling incoming and active calls.
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