waistband teaching amplifier have CE, SOHS, FCC certificate.
with MP3 SD and USB funtion
waistband teaching amplifier delive product features:
ABS plastics high qulity
rechareable time:10 hour
8 hour of continuous work
battery life long can be up to 2--5years
it can cover 400 square meters with professional headset mic
.
the tchnical parameter
Frequency response | 150Hz-15kHz |
output power | 10W |
Maximum output power | 12W |
Power | 1050 Ma Lithium-ion battery(built in) |
Output impedance | 4Ω |
Operating temperature | - 10 - 45degrees |
Working voltage | 12V 120MA |
Battery Specifications | 6*AAA NI-MH battery |
Host volume | 123
× 80 × 30mm
|
Host weight |
|
packaging details
1pcs/colour box
30sets/CTNS
deminsion: 71*40*41CM
