(as of Oct 14,2021 01:03:28 UTC – Details)
When the power is turned on, the blue indicator lights up and enters Bluetooth mode; the
display reads “Bluetooth device is ready for pairing”, indicating that Bluetooth pairing mode has
been entered and is waiting for pairing.
Search the device name of decoding board through Bluetooth of cell phone, click connect, and
the decoding board prompts “Bluetooth device is successfully connected”, indicating that the
decoding board is successfully connected with cell phone and can play music.
Power Supply(SNR): 3.7-5V
Signal-to-noise Ratio: 90dB
Total Harmonic Distortion Plus Noise(THD+N)：-70dB
Digital Noise Reduction(DNR): 91dB
Support Profile: ADP / AVCTP / AVDTP / AVRCP / HFP
Support Bluetooth Version: 5.0, 4.2 , 4.1 , 4.0
Decoding Format: WAV+APE+FLAC+MP3 lossless decoding, stereo output
4*audio amplifier board
2 Channel Stereo Amplifier with Bluetooth: Working voltage: DC 3.7-5V. Support auto-reconnect function, support WAV+APE+FLAC+MP3 lossless decoding, stereo output.
BT 5.0 Amplifier Board：Genuine 5.0 Bluetooth audio decoding chip, Decoding the perfect lossless sound source for you.
Wireless Connected Amplifier Board: The built-in antenna, easy to transmit audio away 15m without dead spots, and the transmission distance can be up to 20m when unobstructed.
Standard 3.5mm Stereo Audio Interface: Output stereo sound source, can be connected to headphones or other amplifier equipment.
What You Get: You will receive 4 pieces of audio amplifier boards, Sufficient quantity to meet the need of diy a stereo set.