The Joyroom JR-CB1 is a compact Bluetooth 5.3 wireless receiver designed to convert wired audio systems into wireless. With dual-device connectivity, LED power display, and a built-in microphone, it ensures seamless audio streaming and hands-free calls.
Key Features:
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Bluetooth 5.3 with AAC/SBC decoding for high-fidelity audio
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Dual-device connection with automatic reconnection
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LED display for real-time battery monitoring
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Built-in microphone for clear hands-free calls
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Magnetic attachment for convenient storage
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Up to 22 hours of music playback and 16 hours of talk time
Specifications:
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Dimensions: 51.4 x 35 x 13.4 mm
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Weight: 30g
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Material: ABS + PC + Aluminum Alloy
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Color Options: Gray
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Power Requirements: Input: 5V⎓1A
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Other Specs:
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BT Version: 5.3
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Supported Protocols: HSP/HFP/A2DP/AVRCP
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Audio Decoding: AAC/SBC
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Transmission Distance: 12m
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Frequency Response Range: 20Hz–20kHz
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Microphone Sensitivity: -38±2dB
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SNR: 58dB
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Power Output: 50mW
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Battery Capacity: 300mAh
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Music Time: 22h (70% volume)
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Talk Time: 16h (70% volume)
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Charging Time: 2h
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Standby Time (Connected): 27h
