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Bluetooth version: V5.3
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Chip: Jieli AD6973D
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Audio decoding: AAC, SBC
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Supported protocols: HSP, HFP, A2DP, AVRCP
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Working frequency: 2402-2480KHz
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Speaker impedance: 32Ω
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Rated power: 2×5mW
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Speaker: Φ13mm
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Music time: approximately 8 hours (60% volume)
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Calling time: approximately 4 hours (60% volume)
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Standby time (connected): approximately 48 hours
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Earphone charging input: 5V⎓30mA
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Case charging input: 5V⎓1A
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Charging input port: Type-C
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Cycle counts: approximately 3 times
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Earphone charging time: approximately 1.5 hours
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Case charging time: approximately 1.5 hours
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Water resistance: IPX4