OBT-2300 is a digital anti-howling system equipment for conferences, lectures, teaching and stage. Its function:

Can effectively suppress howling;

Extended volume

Guarantee the transmission quality of voice, high fidelity and clear sound. Even in the case of poor environment, it can greatly suppress the whistling;

Can effectively prevent burning of audio equipment and speakers;

The OBT-2300 is equipped with a microphone balanced input, a system port, and a two-channel input and output interface.

 Technical Parameters:

Power supply mode: AC~220V-230V, 50/60Hz

Microphone and line input frequency shift effect switch selection

Conference system local speaker realizes independent effect connection port (EFX)

Frequency shift: 5Hz ± 1Hz

Sound gain increase: 5-14dB

Line input impedance ≥ 5KΩ

Line output impedance ≤600Ω

Frequency response: Non-frequency shifting state: 20Hz-20KHz frequency shifting state: 150Hz-15KHz

Microphone connection matching: non-phantom powered microphone

Microphone connection: 1-way card dragon socket

Weight: 2.41KG

Specifications (length * width * height) mm: 1U chassis 420 * 205 * 44

External input connection: 1 channel microphone card, line lotus mono, effect mono

Output connection: card dragon balance, line lotus mono, effect single channel

Function: power on automatic frequency shift, electronic switch

Power: 12W

Switch / indication: ship type switch, panel power indicator, frequency shift switching indication

Factory configuration: finished product, audio cable, manual, certificate, warranty card