JBUNION SBT-399
Sennheiser HDB 630
What Buyers Say
JBUNION SBT-399
These kids' Bluetooth headphones are overwhelmingly well-liked, with many praising the comfortable fit, cute shark design, and volume-limiting safety feature. Battery life and fast charging are frequently highlighted as strong points, and the sound quality is considered good for children's use. However, one verified review reports a completely non-functional unit with static and Bluetooth failure, which is a significant outlier. Overall, most parents find them durable, easy to use, and great value for the price.
Pros
- Comfortable fit for kids
- Cute shark design
- Volume limiting for safety
- Long battery life
- Fast charging
Cons
- Potential for defective unit
- Static noise with cord
- Bluetooth may not work
- Slightly large for toddlers
Sennheiser HDB 630
The Sennheiser HDB 630 headphones are praised for their exceptional sound quality, delivering a clean, neutral, and detailed audio experience that rivals wired audiophile setups. Users highlight excellent comfort for long sessions, impressive battery life, and useful features like parametric EQ and crossfeed. While the ANC is decent but not class-leading, and the touch controls can be finicky, the overall sentiment is very positive, with many considering them a top choice for serious listeners.
Pros
- Exceptional sound quality
- Excellent comfort for long sessions
- Impressive battery life
- Useful parametric EQ and crossfeed
- Good build quality
Cons
- ANC not class-leading
- Touch controls can be finicky
- Plasticky build feel
- Plain aesthetics
- Double-tap ANC/transparency UX issue
Scores
Specifications
| JBUNION SBT-399 | Sennheiser HDB 630 | |
|---|---|---|
| Design | ||
| Form Factor | over-ear | over-ear |
| Open/Closed | — | closed |
| Foldable | ✓ | ✓ |
| Weight | 0.11 kg★ | 0.31 kg |
| Ear Cushion | — | synthetic leatherette |
| Headband | — | Japanese leatherette |
| Audio | ||
| Driver Type | — | dynamic |
| Driver Size | 40 mm | 42 mm★ |
| Drivers | — | 1★ |
| Freq Min | — | 6 Hz★ |
| Freq Max | — | 40 kHz★ |
| Impedance | 32 Ω | 480 Ω |
| Sensitivity | — | 105 dB★ |
| Hi-Res Audio | — | ✓★ |
| Codecs | Bluetooth Kids Headphones, Wireless Headphones for Kid with Mic, 75/85/94dB Volume Limited, Includes 3.5mm Aux Cord, Foldable Dinosaur Teens Headset for School, Home, Travel, Tablet | aptX HD, aptX Adaptive |
| Surround | — | Sennheiser HDB 630 Wireless Over-Ear Headphones - Hi-Res Audiophile Sound, Adaptive Noise Cancellation, Parametric EQ, 60 Hour Battery Life, Includes USB-C Low-Latency Bluetooth Adapter - Black | Senn |
| Noise Control | ||
| ANC | — | ✓★ |
| ANC Type | — | hybrid adaptive |
| Transparency | — | ✓★ |
| Connectivity | ||
| Wireless | ✓ | ✓ |
| Bluetooth | 5.4★ | 5.2 |
| Profiles | — | A2DP, AVRCP, HFP |
| Multipoint | — | ✓★ |
| Wired Connector | 3.5mm | USB-C |
| Detachable Cable | — | ✓★ |
| Cable Length | — | 1.2000000476837158 m |
| Battery | ||
| Battery Life | 30 hrs | 60 hrs★ |
| Charge Time | — | 2 hrs★ |
| Fast Charging | — | 10 min for 7 hours playback |
| Charging | — | USB-C★ |
| Capacity | — | 700 mAh★ |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | — | 4★ |
| NC Mic | ✓ | ✓ |
| Boom Mic | — | ✗ |
| Detachable Mic | — | ✗ |
| Features | ||
| Voice Assistant | — | voice assistant |
| Touch Controls | — | ✓★ |
| App | — | Sennheiser Sound Control Plus |
| Volume Limiting | ✓★ | ✗ |
| Gaming Mode | — | ✓★ |
Pros & Cons
JBUNION SBT-399
- Strong comfort (96th percentile)96th %ile
- Strong social proof (95th percentile)95th %ile
- Strong connectivity (74th percentile)
- Strong user sentiment (72nd percentile)
- Below average anc (32nd percentile)
- Below average build (34th percentile)
Sennheiser HDB 630
- Strong connectivity (98th percentile)98th %ile
- Strong anc (98th percentile)98th %ile
- Strong sound (98th percentile)98th %ile
- Strong social proof (95th percentile)95th %ile
Pricing
Verdict
Scores 100 overall, wins 7 of 7 usage categories and 17 of 41 specs.
