Ttbesmi Heart Wireless Earbuds K520
Technics EAH-AZ100
What Buyers Say
Ttbesmi Heart Wireless Earbuds K520
This heart-shaped gadget is widely praised for its cute design, comfort, and good audio quality. Most users find it easy to carry and a great value gift, though one verified review reports the battery failing after three months. Overall, it is seen as a stylish and affordable option.
Pros
- Cute heart-shaped design
- Comfortable and lightweight
- Good audio quality
- Easy to carry and hide
- Great value for money
Cons
- Battery may fail after a few months
- Initial connection issues reported
- Not top-tier build quality
Technics EAH-AZ100
The Technics EAH-AZ100 earbuds are overwhelmingly praised for their exceptional sound quality, with users highlighting deep bass, clear highs, and immersive audio. Comfort, battery life, and noise cancellation are also frequently commended, though some users note the price is high and volume could be louder. A few minor issues like Bluetooth LE disconnects and initial multi-device pairing were mentioned, but overall sentiment is very positive.
Pros
- Exceptional sound quality
- Deep immersive bass
- Effective noise cancellation
- Comfortable fit
- Excellent battery life
Cons
- High price point
- Limited maximum volume
- Bluetooth LE disconnects
- Initial multi-device pairing issues
- Plastic exterior
Scores
Specifications
| Ttbesmi Heart Wireless Earbuds K520 | Technics EAH-AZ100 | |
|---|---|---|
| Design | ||
| Form Factor | in-ear | in-ear |
| Wearing Style | open ear | true wireless |
| Ear Tips | — | 5 x Eartip Pairs |
| Weight | — | 0.05 kg★ |
| Audio | ||
| Driver Type | — | dynamic |
| Driver Size | — | 10 mm★ |
| Drivers | — | 1★ |
| Freq Min | — | 20 Hz★ |
| Freq Max | — | 40 kHz★ |
| Impedance | — | 16 Ω |
| Hi-Res Audio | — | ✓★ |
| Codecs | Heart Wireless Earbuds for Girls Kids, Cute Small Mini Tiny Invisible Earbuds Wireless Bluetooth for Small Ears Canals Women Rose Gold Kawai Blue Tooth Ear Buds for iPhone Android | AAC, LC3, LDAC, SBC |
| Surround | — | Dolby Atmos |
| Noise Control | ||
| ANC | ✓ | ✓ |
| ANC Type | — | adaptive |
| Transparency | — | ✓★ |
| Connectivity | ||
| Wireless | ✓ | ✓ |
| Bluetooth | 5.3 | 5.3 |
| Profiles | — | AVRCP, A2DP, HSP, HFP, TMAP, PBP |
| Multipoint | — | ✓★ |
| Wired Connector | — | Bluetooth |
| Range | — | 10 m★ |
| Earbud Battery | ||
| Battery Life | 4 hrs | 8 hrs★ |
| Charge Time | 1.5 hrs★ | 2.5 hrs |
| Fast Charging | USB C fast charging, only takes one hour to fully charge | 15 min. for 90 min. playback |
| Charging | USB-C | USB-C |
| Case Battery | ||
| Case Battery | 24 hrs | 28 hrs★ |
| Case Charging | USB-C | USB-C |
| Wireless Charging | — | ✓★ |
| Microphone | ||
| Microphone | ✓ | ✓ |
| Mic Count | 2 | 6★ |
| NC Mic | ✓ | ✓ |
| Features | ||
| Voice Assistant | — | Google Assistant, Siri |
| Touch Controls | — | ✓★ |
| App | — | Android & iOS |
| Volume Limiting | — | ✗ |
| Gaming Mode | — | ✗ |
| Bone Conduction | — | ✗ |
| Water Resistance | IPX5 | IPX4 |
Pros & Cons
Ttbesmi Heart Wireless Earbuds K520
- Strong build (91st percentile)91st %ile
- Strong mic (82nd percentile)82nd %ile
- Strong anc (73rd percentile)
- Strong battery (68th percentile)
- Below average comfort (29th percentile)
- Below average sound (29th percentile)
Technics EAH-AZ100
- Strong connectivity (100th percentile)100th %ile
- Strong sound (99th percentile)99th %ile
- Strong mic (98th percentile)98th %ile
- Strong anc (97th percentile)97th %ile
Pricing
Ttbesmi Heart Wireless Earbuds K520
Technics EAH-AZ100
No current pricing available
Verdict
Scores 100 overall, wins 7 of 7 usage categories and 14 of 39 specs.
