The Joyroom JR-CB2 is a multifunctional 2-in-1 Bluetooth transmitter and receiver, offering seamless switching between RX and TX modes. Designed with smart LED display, dual-mic ENC noise cancellation, and long battery life, it enables high-quality wireless audio experiences in both car and home environments.
Key Features:
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RX/TX 2-in-1 Bluetooth design for transmitting and receiving
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Bluetooth 5.3 with SBC audio decoding
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LED digital display for battery monitoring
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300mAh battery for up to 14h playback (RX mode)
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Colorful LED ring for visibility during night use
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AUX/TF/BT multi-mode connections for flexible use
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Dual ENC microphones for clear voice capture
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Independent control buttons for music and calls
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Compact design with magnetic base and heat-resistant adhesive
Specifications:
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Material: ABS + PC
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BT Version: 5.3
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Audio Decoding: SBC
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Supported Protocols: HSP, HFP, A2DP, AVRCP
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Modes: RX/TX, BT, AUX, TF card
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Transmission Range: ≤12m
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Frequency Response: 20Hz–20kHz
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Mic Sensitivity: -38±2dB
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TX Music Time: ~6.5h (60% volume)
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TX Talk Time: ~5.5h
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RX Music Time: ~14h
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RX Talk Time: ~12h
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Standby Time: ~24h
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Battery: 300mAh
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Charging Time: ~2h
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Charging Port: Type-C, 5V⎓1A
