The Sennheiser MM-550 Bluetooth Headset delivers audiophile quality wireless audio and convenient features to suit travelers, serious music lovers, gamers and more. The MM-550 headphones feature Bluetooth 2.1 wireless technology for completely cable-free operation. The headphones also include all necessary cables for wired use at home and in flight.
The MM-550's TalkThrough feature uses an omnidirectional microphone that is built into the headset (not the cable). The microphone enables communication while listening to signals outside the ear-cups, without having to remove the headphones. The MM-550's superb audio quality is attributed to NoiseGuard 2.0 noise cancelling, SRS WOW HD technology, patented Duofol diaphragms and neodymium magnets. The MM-550's are lightweight and easily collapse for easy transport and storage.
| Type |
Circumaural
Dynamic, closed |
| Frequency Range | 15Hz - 22kHz |
| Power |
Talk time: 20 hours without NoiseGard
Listening time: 10 hours/8 hours without/with NoiseGard Charging time: 3 hours |
| THD | Less than 0.1% at 1kHz |
| SPL | 107 dB (1kHz, 1mW) |
| Bluetooth | Bluetooth 2.1 + EDR / supported profiles: A2DP + AVRCP + HSP + HFP |
| Range | 32.80' (10m) |
| Weight | 6.31 oz (179g) |