B51M
Operating Instruction
Dear user:
Thank you for choosing our company's professional active audio products, the speaker is
specifically design and produce for exercise, fitness, dance, opera, music, shopping guide, which
are widely used in schools, shopping malls, indoor and outdoor activities, The sound is clear and
in good quality, the entire outward appearance, designs succinctly naturally,. It has many
advantages such as long working time, stable performance, and convenient operation and so on,
which is a good partner of your work and life.
Inflammable and explosive area:
In flammable and explosive areas, do not use the speaker, and comply with the relevant warning
instructions, so as not to cause explosion or fire.
Inflammable and explosive areas include:
Gas station
The fuel area (such as: the deck of the ship under the cabin).
Transportation and storage facilities for flammable or chemical products.
Area with explosion danger signs.
Area with "turning off the two-way wireless device" sign.
Product features
1, Use imported high-power amplifier chip and advanced circuit design technology.
