Full patch process
Wide range of operating voltage
Power supply reverse protection
Dual audio output terminal
External antenna (for mounting inside a metal box)
BT Bluetooth module V1.1
Input voltage: DC5V-35V
Bluetooth version: 4.2
Working temperature: -40 ° C to 85 ° C
Peripheral size: 55*32*9 (length * width * height) (mm), can be used in combination
LED indicator:
Flashing: waiting for a connection
Slow flashing: audio playback
Steady on: connected
Color: black
material: plastic
Package contents: 1* module
