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Brand: Bluedio
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Drivers: 13mm moving-coil units*2
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Transducer principle: dynamic
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Bluetooth version: V4.2
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Bluetooth operating range: up to 10m (free space)
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Transmission frequency range: 2.4GHz-2.48GHz
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Supported profiles: A2DP,AVRCP,HSP,HFP
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Driver unites: 13mm
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Nominal impedance: 32Ω
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Frequency response: 20Hz-20KHz
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Sound pressure level(SPL): 116dB
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Standby time: about 250 hours
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Bluetooth music/call time: about 12 hours
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Pure ANC time: about 9 hours
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Fully charged time: about 1.5 hours
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Operating environment: -10 to 50°C