1. The surface is made of PP or cardbaord material which is none poisonous and recyclable.
2. Can be folded and convenient to use.
3. Non-power use, no battery use, save the energy and protect the environment.
APPLICABLE SCOPE
Computer, some part of mobile phone and any device with 3.5 audio frequency plug
VOLUME AND ACOUSTIC FIDELITY
1. Adjust the volume through the terminal you connect...
2. Since each device has different output power, the acoustic fidelity will be a little different.
3. The acoustic fidelity and volume from IPOD is quite good.
Speaker Technical Paramete
Description
Specification
Test Condition
Diameter
57mm
Dimension
8± 15%ohm
At1000Hz20
Rated Impedance
1W
Pink Noise
Max. Power Input
2W
Resonant Freq.
400± 20%Hz
S. P. L
88± 3dB
Buzz&Rattle
2.84v
Sine wave, 0.3m
Effective Freq. Range
Fo~8000Hz
Magnet
φ 40*φ 19*8
Total Height
20mm
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