AIYIMA 2 Inch Audio Portable 25W Resonance Vibration Speaker TPA3118 BT 5.0 Power Amplifier Sound Speaker DC 12V 5A
A: Amplifier Board
1. Power amplifier board size: 8.5x5.2CM
2. Fixed hole distance: 7.9x4.6CM
3. BT5.0, support serial port to change the name and password, support button to turn off / boot, support serial port to change the tone volume and off, power on, no call function, the default volume is the largest
4. TX, RX, GND: TTL serial port configuration 9600, N, 8, 1
5. DC24V 4A, the output maximum power 2x30W, power varies with voltage, DC power interface specification 5.5*2.5MM
6. Suitable impedance: 4/6/8 ohm
7. Power supplyDC8-26V, with reverse connection protection, support notebook power adapter power supply
8. Amplifier chipTPA3118.
B: Power Suply
Input voltage: AC100-240V 50/60HZ
Output voltage: DC12V 5A
Max power: 60W
Working efficiency: ≥88%
No-load power consumption: <0.21W
Ripple and noise: ≤200mV
Load adjustment rate: ± 5%
Appearance size : 125*53*30mm
Shell material: PC+ABS
Line length: 0.5m + 1m
Power polarity: inside (+) outside (-)
Plug style: 5.5*2.5mm(Outer diameter: 5.5MM/Inner diameter: 2.5MM/Compatible: 2.1MM)
C: vibration speaker
50MM vibration speaker
Size: Diameter 50MM * 30MM high
Impedance power: 4Ω 25W
Impedance power: 8Ω 20W
Tips:
The horn is all frequency effect, the bass is very strong, the equivalent of traditional loudspeaker 4 inch bass effect, with the other with the size of the traditional speakers, bass is strong, big power.
The end of the line with red mark for the positive, connect the audio line, with amplifier is ok.
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