| Other | | Producer product name | BH420 | | Barcode | 4770070881255 |
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| Technical details | | Type | Wireless in-ear | | Connections | Bluetooth | | Working distance | Up to 10 m m | | Frequency response | 20–20 000 Hz | | Impedance | 16 Ω | | Driver diameter | 8.2 mm | | Sensitivity | 110±3 dB | | Control | Multi-function button | | Ingress protection | Splash-proof | | Charging time | Up to 1.5 | | Connector type | USB, Type-C, 5 V DC | | Gross weight | 0.168 kg | | Net weight | 0.04 kg | | Battery warranty | 6 month(s) | | Warranty | 24 month(s) |
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| Ports & interfaces | | Bluetooth version | v5.0 | | Microphone in | Yes |
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| Microphone | | Microphone sensitivity | 15±3 dB |
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| Other features | | Power supply type | USB, Type-C, 5 V DC | | Colour | Black | | Other features | Voice assistant |
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| Battery | | Portable charger charging time | Up to 2 h | | Standby time | About 400 h | | Talk time | Up to 20 h | | Playback time (single charge) | Up to 5 h |
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| Material | |
| Weight & dimensions | |
| Features |
| Package content | ACME BH420W earphones, portable charging case, USB type-C charging cable, ear tips (S / M / L), user manual |
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