Lenovo 6550 4XD1S19777
Featuring 40mm drivers, 60-hour playback, and hybrid ANC with BT 5.3 plus a USB-A receiver, it ensures long, stable wireless performance. Microsoft Teams certification, AI-powered ENC that mutes background noise, and a 360° busy LED create a distraction-free office setup, while the double-sided boom mic enables flexible positioning. Best for hybrid workers who game after hours, needing clear voice communication and immersive audio in a lightweight 165g design.
About This Headphones
Featuring 40mm drivers, 60-hour playback, and hybrid ANC with BT 5.3 plus a USB-A receiver, it ensures long, stable wireless performance. Microsoft Teams certification, AI-powered ENC that mutes background noise, and a 360° busy LED create a distraction-free office setup, while the double-sided boom mic enables flexible positioning. Best for hybrid workers who game after hours, needing clear voice communication and immersive audio in a lightweight 165g design.
- Form factor over-ear
- Driver type 40mm
- Driver size 40 mm
- Impedance ohms 32
- Wireless
- Active noise cancellation
- Open closed back closed
- Bluetooth version 5.3
- Battery life hours 60
Overview
Performance
Pros & Cons
Pros
- Strong mic (92th percentile) 92th
- Strong battery (86th percentile) 86th
- Strong anc (83th percentile) 83th
- Strong connectivity (81th percentile) 81th
Cons
- Below average social proof (27th percentile) 27th
- Below average build (35th percentile) 35th
Specifications
Full Specifications
Design
| Form Factor | over-ear |
| Open/Closed | closed |
| Weight | 0.2 kg / 0.4 lbs |
Audio
| Driver Type | 40mm |
| Driver Size | 40 |
| Freq Min | 20 |
| Freq Max | 20000 |
| Impedance | 32 |
| Sensitivity | 115 |
| Codecs | Lenovo Dual-Mode Wireless ANC Headset 6550 (USB-A, Teams) - 4XD1S19777, Black |
Noise Control
| ANC | Yes |
| ANC Type | Hybrid |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.3 |
| Wired Connector | USB-C |
| Cable Length | 1.3 |
| Range | 30 |
Battery
| Battery Life | 60 |
| Charge Time | 2 |
| Charging | USB-C |
Microphone
| Microphone | Yes |
| NC Mic | Yes |
| Boom Mic | Yes |
Features
| App | LADM and LAFM software |
Value & Pricing
vs Competition
| Spec | Lenovo 6550 4XD1S19777 | Sennheiser MOMENTUM 4 M4AEBT | Sony ULT WEAR WHULT900N/B | Audio-Technica M-Series ATH-M50xBT2 | Bose QuietComfort Ultra QuietComfort Ultra | JBL Live 770NC |
|---|---|---|---|---|---|---|
| Form Factor | over-ear | over-ear | over-ear | over-ear | over-ear | over-ear |
| Driver Type | 40mm | Dynamic | dynamic | dynamic | Dynamic | Dynamic |
| Driver Size (mm) | 40 | 42 | 40 | 45 | - | 40 |
| Impedance Ohms | 32 | 60 | 314 | 38 | 32 | 32 |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | true | true | true | false | true | true |
| Open Closed Back | closed | closed | closed | closed | closed | closed |
| Bluetooth Version | 5.3 | 5.2 | 5.2 | 5.0 | 5.3 | 5.3 |
| Battery Life Hours | 60 | 60 | 30 | 50 | 24 | 65 |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| Lenovo 6550 4XD1S19777 | 82.6 | 91.5 | 34.5 | 77.4 | 86.2 | 65.7 | 81.3 | 26.9 |
| Sennheiser MOMENTUM 4 M4AEBT Compare | 97.5 | 85.4 | 77 | 97.6 | 89.3 | 79.5 | 98.9 | 78.5 |
| Sony ULT WEAR WHULT900N/B Compare | 97.5 | 85.4 | 77 | 95.1 | 72.7 | 50.6 | 98.9 | 98.7 |
| Audio-Technica M-Series ATH-M50xBT2 Compare | 30.5 | 78.8 | 77 | 94.3 | 83.9 | 86.7 | 93 | 98.7 |
| Bose QuietComfort Ultra QuietComfort Ultra Compare | 87.4 | 78.8 | 95.9 | 48 | 69.2 | 79.5 | 99.3 | 93.1 |
| JBL Live 770NC Compare | 97.5 | 78.8 | 97.2 | 85 | 91.6 | 50.6 | 99.9 | 98.7 |
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
