In offerta 27%
Blue Microphones J51
The 13mm dynamic drivers and Bluetooth 5.3 produce deep bass and stable wireless audio, backed by 32 hours of total battery life (7 hours per bud) and an IP7 waterproof rating. Weighing just 3 grams per earbud inside a pocket-sized case, the design prioritizes featherlight comfort for hours of uninterrupted wear. These buds suit budget-conscious commuters and call-heavy users needing reliable, sweat-resistant audio, not athletes tracking intense workouts.
form factor in-ear
driver type dynamic
Wireless Sì
active noise cancellation Sì
bluetooth version 5.4
battery life hours 7
case battery hours 32
water resistance IP7
64 Punteggio Complessivo
Prezzo 16 USD
Snapshot
Pro e contro
Pros
Cons
What owners think
Come è cambiata l'opinione dei proprietari nel tempo
EsclusivaIn base a quando i clienti hanno effettivamente scritto le recensioni, per vedere se gli elogi iniziali sono durati.
L'opinione dei proprietari è rimasta stabile nel tempo
85/100La nostra analisi del sentiment con IA
Basato su 25 recensioni dei clienti datate, raggruppate per trimestre solare. L'analisi per periodo è in inglese.
The proof
Prestazioni
Scheda tecnica
Specifiche tecniche complete
Design
| Form Factor | in-ear |
| Wearing Style | true wireless |
| Weight | 0.0 kg / 0.1 lbs |
Audio
| Driver Type | dynamic |
| Driver Size | 13 |
| Codecs | Wireless Earbuds, Bluetooth 5.4 Earbuds Stereo Bass, Bluetooth Headphones in Ear Noise Cancelling Mic, Earphones IP7 Waterproof Sports, 32H Playtime USB C Charging Case Blue Ear Buds for Android iOS |
Noise Control
| ANC | Yes |
| ANC Type | Adaptive Noise Cancellation |
Connectivity
| Wireless | Yes |
| Bluetooth | 5.4 |
Earbud Battery
| Battery Life | 7 |
| Charge Time | 1 |
| Fast Charging | USB-C fast charging |
| Charging | USB-C |
Case Battery
| Case Battery | 32 |
| Case Charging | USB-C |
Microphone
| Microphone | Yes |
| Mic Count | 2 |
| NC Mic | Yes |
Features
| Voice Assistant | voice assistant control |
| Touch Controls | Yes |
| Water Resistance | IP7 |
Rispetto alla concorrenza
| Spec | Blue Microphones J51 | Soundcore Soundcore P31i | JBL Endurance Race Endurance Race 2 | EarFun Air Pro Air Pro 4i | Nothing Buds Buds 2 | Baseus Bass BP1 Pro |
|---|---|---|---|---|---|---|
| Form Factor | in-ear | in-ear | in-ear | in-ear | in-ear | in-ear |
| Driver Type | dynamic | Dynamic Driver | Dynamic | dynamic | dynamic | dynamic |
| Wireless | true | true | true | true | true | true |
| Active Noise Cancellation | true | true | true | true | true | true |
| Bluetooth Version | 5.4 | 6.1 | 5.3 | 5.4 | 5.4 | 6.0 |
| Battery Life Hours | 7 | 10 | 12 | 9.5 | 13.5 | 12 |
| Case Battery Hours | 32 | 50 | 36 | 40 | 55 | 55 |
| Water Resistance | IP7 | IP55 | IP68 | IP55 | IP55 | IP55 |
| Multipoint | - | - | true | true | false | true |
| Compare | Compare | Compare | Compare | Compare |
| Product | Anc | Mic | Build | Sound | Battery | Comfort | User Sentiment | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|---|
| Blue Microphones J51 | 88.3 | 79.8 | 33.5 | 54.3 | 79.3 | 93.3 | 79.2 | 70.7 | 75.5 |
| Soundcore Soundcore P31i Compare | 88.3 | 96.8 | 91 | 96.4 | 93.5 | 71.3 | 91.9 | 84.9 | 86.6 |
| JBL Endurance Race Endurance Race 2 Compare | 88.3 | 89.8 | 98.7 | 44.8 | 88.2 | 93.3 | 97.2 | 96.3 | 66 |
| EarFun Air Pro Air Pro 4i Compare | 88.3 | 96.8 | 91 | 87.2 | 85.9 | 71.3 | 97.2 | 92.6 | 99.1 |
| Nothing Buds Buds 2 Compare | 92 | 96.8 | 91 | 67 | 96 | 71.3 | 91.9 | 86.9 | 86.6 |
| Baseus Bass BP1 Pro Compare | 96.7 | 96.8 | 91 | 86.8 | 95.5 | 71.3 | 91.9 | 98.4 | 75.5 |
Price
Rapporto qualità-prezzo
Da 16 USD
