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Help Center2.4G Teaching Speakers For Classroom 2*60W/2*50W
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Functions and Features:
1. 2.0-channel active sound box with built-in power amplifier, environmentally friendly microphone jacks, 1000 sets of simultaneous use of non-frequency, strong anti-interference, clear amplification and stable performance.
2. One group of lotus audio input, one channel of lotus sound recording output, and one 3.5mm computer audio input interface.
Turn 3, 1 cable radio emergency switch input, 5 seconds after the automatic resumption of classroom sound expansion.
Switch 4, 1 way 6.5mm microphone input jack, connect with the same brand microphone without battery, no audio signal input automatic noise mute function.
Info 5, external usb2.4g wireless microphone input expansion function.
6. Microphone with LED charging display, transmitter and receiver signal locking display, low power display and volume adjustment.
7. Switch function of internal/external microphone, hand hold and collar clip.
8. Microphone has remote electronic laser pointer and PPT page turning function.
9. The microphone adopts lithium battery power supply, environmental protection and energy saving. It works continuously for 12 hours and standby for 30 days.
10. The wooden sound box is installed with iron mesh paint protective cover, with original stand and wall-mounted installation.
11. Frequency of use: 2400-2485mhz
12. Modulation method: GFSK
13. Output power: 2 x 60W/2 x 50W
14. Sensitivity: 86dB plus or minus 2dB
15. Frequency response: 20hz-20khz
16. Signal to noise ratio: greater than or equal to 80dB
17. Box size: greater than 310, 202, 170 mm (beautiful and moderate size in the classroom)
Technical specifications：
Power 2 x 60W / 2 x 50W
Impedance 4 Ω
The Speaker: 6.5-inch bass, 3-inch treble
2.4 G frequency 2402 ~ 2480 MHz
Signal to noise ratio 90 db
Frequency response 30 hz - 18 KHZ
The sensitivity 75 dB / 1 w / 1 m
Working temperature - 20 ~ 75 degrees
Maximum pressure level 93 dB
divider 1.8 KHz
Housing and exterior trim
High density medium fiber board (black-gray box, optional color for more than 500 boxes)
The installation Wall hanging
size 310 * 202 * 168 mm
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