Product Size: 41.00×14.00×14.00mm/1.61×0.55×0.55inch

Product Description:
1. On board LM386 chip
2. 20 instances acquire circuit design
3. On-board speaker terminal block
4. On-board 10K adjustable resistor, you possibly can regulate the quantity of amplification
5. On-board energy indicator
6. The chip’s essential pins have been cited, you possibly can straight enter audio alerts
7. Operating voltage: 5~12V
8. GND is damaging degree, OUN is constructive degree.

Note:
Due to the totally different monitor and light-weight impact, the precise colour of the merchandise could be barely totally different from the colour confirmed on the photographs. Thank you!
Please permit 1-2cm measuring deviation on account of handbook measurement.