QFX BT-90 Manual De Instrucciones

BT-90
Manual
This product is designed for teachers, tour guides, shopping guides and
other personal. BT-90 has high fidelity sound, a wide frequency response,
low distortion, stable performance, low noise, and low power consumption.
Designed for intelligent power efficiency and low voltage power protection.
It's beautiful and has a smooth appearance design. It's small and
convenient for transportation with simple operations. Perfect for teaching,
outdoor speech and public communication activities.
PRODUCT FEATURES
Microphone, Amplifier, Charger with multiple functions, and a Miniature
Digital Amplifier.
The comprehensive application of electro acoustic technology and digital
audio technology, show excellent sound quality and howling suppression
abilities. Using the high efficiency power amplifier (the output power is
10W) the sound projects loud and clear. the low power circuit design allows
for a battery life up to 20 hours or more (Depends on usage).
The BT-90 has built-in automatic charging control circuit with saturation
indication function of the large-capacity lithium ion rechargeable battery.
Hanging rope and waist design for comfort and easy use. The shell is made
of ABS engineering material for durability. The BT-90 supports .MP3
playback as an added feature to the PA function.