8-12 sound kinds, microcomputer control

Loud sound, airprof and nice waterproof character, osciolation endurance, can work under -40~90 degree centigrade test temperature. Keep the fresh tone after 200,000 tweeting times.

Cathode electrophoresis plate technology on the surface, excellent causticity endurance abilbity.

Heat treated and oxidation resistant noble metal contact point.

1 year quality warranty period.

 

N.O: HLL-S06

Model: DL-1390GD

Parmeter:       12V/24V,4A   110+/-5dB

Frequency:    410HZ+/-20,510HZ+/-20

Sounds: 8-12 kinds

Feature: microcomputer control