5Pcs Bluetooth Decoding Board XY-BT-Mini MP3 Bluetooth 4.1 Amplifier Module Car Speaker Power Amplifier Board Bluetooth 4.1 Circuit Board WAV+APE+FLAC+MP3

Price: $8.99
(as of Mar 31, 2025 03:25:41 UTC – Details)

Parameters
Power Supply: DC 3.7V-5V
Size: 30*30mm/1.81*1.81in
SNR: 90dB
THD+N: -70dB
Crosstalk: -86dB
DNR: 91dB
Support Profile: A2DP/AVCTP/ AVDTP/AVRCP/HFP
LOS: >15m

Interface specification
USB power supply: Universal Micro USB 5V power supply
3.7-5V power supply pad: Realize external 3.7-5V lithium battery power supply modification
LED indicator: Bluetooth mode blue light long-on
3.5mm stereo audio interface: Standard 3.5mm interface, output stereo sound source, can be inserted into headphones, connected to a power amplifier and other devices
R: Right channel
L: Left channel
GND: ground
Support WAV+APE+FLAC+MP3 lossless decoding, stereo output
The Power Supply of the module is DC3.7-5V, Size: 30mm*30mm/1.81*1.81in
Support Bluetooth 4.1, support automatic callback function
3.5mm stereo audio interface: Standard 3.5mm interface, output stereo sound source, can be inserted into headphones, connected to a power amplifier and other devices
Onboard Micro USB 5V power supply port and LED indicator light, blue lights up at Bluetooth mode