2.4G Teaching Speakers For Classroom

Functions and Features:

1.2 channels of audio input (1 channel RCA input, 1 channel 3.5 stereo input), 2 channels 6.35 socket cable microphone input,

2.Total volume adjustment, high and low tone adjustment;Microphone volume adjustment, reverb adjustment;

3.6.5-inch mid bass, high quality cloth edge, woollen paper basin, strong and magnetic bass, with magnetic steel treble, clear treble, effectively prevent voice calls;

4.Soft start up, switch machine without impact noise.

5.Standard wall mounting accessories for simple installation;

6.The host has a built-in 2.4g wireless reception and power amplifier, a short-range frequency control and DSP two-way frequency hopping technology, automatic searching of microphone signals for ID code matching, 1,000 sets of simultaneous use of non-serial frequency, strong anti-interference, and prompt tone for frequency success.Stable performance, no interference, laser pen function;

7.Digital sampling: 16-24bit / 32-48khz

8.Frequency of use: 2402-2480mhz

9.Power supply: AC 220V + / 10% /50Hz

10.Apply to multimedia classroom, ordinary classroom.

11.SMD double-sided circuit board technology, stable performance, suitable for complex environment.

12.The cover of the speaker is made of steel spray environmental protection oil, beautiful and practical.

Technical specifications：

power 50 w * 2

impedance 4 Ω

The Speaker:6.5-inch bass, 1.5-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