B21 Bluetooth 5.0 Audio Receiver AUX RCA Output U-disk Playback

B21 Bluetooth 5.0 Audio Receiver is an audio receiver and transmitter. It allows two mobile phones to connect simultaneously for hands-free calls and audio playback.

• Product model: B21
• Product type: Audio Receiver Transmitter
• Compatibility: Two mobile phones can be connected
• Material: Durable construction
• Bluetooth version: 5.0
• Output interface: 3.5mm stereo RCA left and right sound channel
• Functionality: U disk playback, hands-free calling
• Bluetooth protocols: AVRCP, A2DP
• Frequency range: 2400-2483.5MHz
• Frequency response: 20Hz-20kHz
• Output power: 28mW RL=16Ω
• Signal-to-noise ratio (SNR): >90dB
• Total harmonic distortion: <0.1%
• Supported audio codecs: SBC, AAC
• Forward transmission distance: 10 meters
• Power supply: Micro USB port 5V