Wireless Doorbell WD 3609-BK

Inputs Sensitivity MIC:60dB LINE:20dB Eff Ret :-20dB Tape In :-20dB
EFFECTS：ECHO 12ms-200ms
Output Voltage：4V Max
S/N Ratio：＞85dB
Less Than (THD)：0.03%(1KHz Full Power)
Frequency Response：20Hz~20KHz±3dB
Headphone Output：7V 220Ω
Parametric EQ Hi:±15dB/10KHz Mid:±15dB/250Hz Low:±15dB/80Hz
Power amplifier：4Ω 550W*2
1 group of main channel output, 1 group of auxiliary channel output and return interface

Independent Recording Output and Listening Port

Low noise, high precision microphone preamplifier, perfect sound quality

Two marshalling buses (with main channel selective output)

The audio effector is composed of 256 kinds of DSP effects. It has a realistic sound field and is displayed by a high brightness blue digital tube.

Stereo graphic equalizer with 7 segments

Balanced Microphone XLR Input and Balanced Line TRS Input, 3-Section Channel Equilibrium

60 mm push, feel lubricated and durable

Independent PFL switch can monitor channel input, recording input signal, reverberation and main reverberation.

Headphone monitor interface

MP3 Playback Module (USB Interface with Display Function)

Precise Logarithmic Double 10-Bit LED Level Display