One to two professional KTV/private room wireless microphone

BLX-288

Receiver parameters:

(1) Adopting PLL digital phase-locked loop multi-channel frequency synthesis technology, standard IEEE Drat2.0 802.11n wireless indicators, ensuring transmission confidentiality and speed, strict digital protection, ensuring conference privacy, and avoiding eavesdropping and malicious interference; Adopting high-performance audio processing chips and ultra-high frequency dynamic compression and shunting technology, automatically shunting high and low frequencies to demonstrate better dynamic performance; Provide up to 200 channel options with a 50 MHz frequency bandwidth at 250 KHz intervals, lockable control function selection, and adjustable wireless gain connection function; Frequency stability: within ± 0.005%, dynamic range: 100dB, maximum frequency deviation: ± 45KHz, audio response: 80Hz-18KHz, comprehensive signal-to-noise ratio:>105dB, comprehensive distortion: ≤ 0.5%, wireless interface: BNe/50 Ω, sensitivity: 12DB B μ (80dBS/N), sensitivity adjustment range: 12-32DB, stray suppression: ≥ 75dB, maximum output level: ± 10DBV, convenient for multiple machines to use simultaneously, and easy to avoid various interferences; Stable signal over a long distance of ≥ 100 meters, using one click automatic radar to search for the optimal frequency for automatic frequency matching, completely simplifying complex engineering installation. The new concept of digital pilot technology completely solves the problem of KTV private rooms cross frequency and never cross frequency; Digital dual position display screen, simple and neat display; The sound curve has been carefully tuned, and the sound is warm and transparent. It is equipped with a howling suppression function circuit and a brand new audio circuit architecture. The audio signal processing adopts world-class high-performance audio processing chips, and the ultra-low distortion sound processing circuit design has excellent performance in the details of the sound. The strong dynamic tracking ability allows for easy pickup and playback at far and close distances;

(2) Two external independent antenna output ports, built-in frequency bidirectional encryption signal technology with locking and frequency stabilization technology, completely solve the problem of signal dead angle and frequency interruption within the effective range, reduce breakpoints and delay signal breakpoints, making reception more stable and distant. Multiple sets of non serial frequency interference can be used simultaneously.

(3) A two channel receiver with a 6.3mm unbalanced audio output port and two separate XLR balanced audio output ports, providing more detailed and independent control of each sound adjustment.

(4) Adopting 128-bit AES encryption technology and supporting WPA/WPA2 wireless security technology; Support manual/automatic frequency coding function.

(5) Supports adjustable audio volume for all inputs and outputs; Equipped with high-strength anti mobile phone electromagnetic interference design, multi-level error correction and encryption, eliminating mobile phone electromagnetic interference and adjacent frequency interference suppression, and super strong anti howling suppression. Add encryption locking function to prevent non professional personnel from misoperating;

Emitter parameters:

(1) Adopting PLL digital phase-locked loop multi-channel frequency synthesis technology, digital transmission technology is used between the fully digitized receiving host and transmitting unit to ensure the privacy of signal transmission and avoid eavesdropping and malicious interference. The unit microphone can adjust different sound effects according to the speaker's sound characteristics until a perfect effect is achieved; Adopting 128-bit AES encryption technology, supporting WPA/WPA2 wireless security technology, with high-strength anti mobile electromagnetic interference design, multi-level error correction and encryption, eliminating mobile electromagnetic interference and adjacent frequency interference suppression, providing higher conference system confidentiality;

(2) Handheld microphone unit with all metal design; Dynamic microphone core, equipped with a howling suppression function circuit, a brand new audio circuit architecture, audio signal processing using world-class high-performance audio processing chips, ultra-low distortion sound processing circuit design, excellent performance in sound details, strong dynamic tracking ability, allowing for easy pickup and playback at far and close distances; Super strong anti howling suppression; KTV project, easy installation and debugging.

(3) Bodypack Mic Core Type: Cardioid directional, with a pickup range of 30CM, cardioid directional electret;

Frequency response: 80Hz~16KHz;

Microphone input impedance: 1K Ω;

Sensitivity: -46 dBV/Pa;

Maximum SPL: 100dB (THD>3%);

Signal to noise ratio:>80dB (A);

Crosstalk:>70dB;

Dynamic range:>80dB;

THD:<0.1%;

Maximum power consumption: 4 W;

Handheld microphone type: dynamic coil type,

Directionality: Unidirectional,

Output impedance: 600 ω ± 30%,

Sensitivity: -53dB ± 3dB (0dB=1V/Pa at 1kHz),

Frequency response: 80Hz-10kHz.

(3) Antenna program: The bodypack transmitter adopts a 1/4 wavelength whip antenna, and the handheld MacPhen is equipped with a spiral antenna. The output power is high power 30MW, low power 3MW, and stray suppression is -60dB.

(4) Power supply: Two AA batteries, with a usage time of more than 10 hours at 30mW and more than 15 hours at 3mW.

Peripherals