DESCRIPTION:
Power supply: Need matchs outside battery (do not include the battery)
Function: Bluetooth connection, plug wire connection card radio voice prompt function remote call
Size: 40x5x50mm
Broadcast time: 24 hours
Whether to support APP: yes
Connection mod..
DESCRIPTION:
A small audio speaker that is ideal for radio and amplifier projects and is small enough to fit in robot projects.
Features:
Small Size
Power rating: 0.25W
Impedance: 8 ohm
Diameter: 40mm / 4cm approx
Thickness: 5mm approx
..