Product Name: WS-237LED color multi-tone Speaker

product Packaging: Color box

packing quantity: 40 pairs

volume: 51.5*40 * 36CM

product description:

1. The signal source is generated by quartz crystal, and the frequency is extremely stable.
2. No contact, long life, and no damage due to long sound time.
3. The sound quality is good, free from vibration, low temperature, high temperature, humidity and voltage.
4. Multiple voices, up to 12.
5. Keep the voice set by the user permanently, not afraid of power failure.
6. The installation operation is simple, and the single-wire control is used to convert various sounds without additional accessories and adding any installation trouble. Press three consecutive times to switch to another sound.
7. Adapt to wide temperature environment,-10 degrees to +50 degrees.
8. Due to the low current of the speaker button, there is no need to use the speaker relay to protect Speaker switch

9. Environmentally friendly green products with good sound quality and small electromagnetic radiation.

High-tech patent products with microcomputer as the core, with no contact, good sound quality, stable frequency, long service life, various sound, permanent memory setting not afraid of power failure, easy installation, simple use, stable and reliable work, exquisite workmanship and various technical indicators conform to national standards and industry standards.