2.4G+ classroom speaker system XL-518G

Handheld & headset PPT flipping Laser pointer Anti howling High fidelity human voice

Product Details

Features


※ 2.4G+automatically searches for channels with low interference for frequency matching, completing automatic pairing, ensuring that the 

     product does not cross frequency, has strong anti-interference ability, and stable transmission;

※Expanded multiple 2.5G channels, effectively avoiding 2.4G signal interference such as WIFI/Bluetooth;

※Adopting a sampling rate of 64kHz/16bit to meet the requirements of high-quality audio transmission;

※ Adopting two automatic anti whistling algorithms, frequency shift/notch, to effectively suppress whistling while ensuring pickup distance;

※ Built in true reverb function, effectively improving speech quality, making speech less dry and laborious, and adjustable reverb level;

※ Supports one click mute function, and after mute, AUX (3.5 audio input interface) can still transmit audio normally;

※ Supports both built-in and external microphones, and can be configured with a headset or lavalier microphone;

※ Support AUX audio input, use a global universal 3.5mm interface, and create wireless transmission of stereo audio signals;

※ Support laser pointer and automatic PD control technology to prevent safety accidents caused by excessive laser power. Strictly prohibit exposure to the eyes;

※ Support for PPT flipping: The PPT flipping module supports hot swapping and does not require software drivers;

※ Base charging design, user-friendly design, built-in strong magnetic close automatic suction to ensure good charging contact, while supporting MICRO USB charging;

※ LCD display, displaying connection status, battery level (charging display), volume, PPT function, etc;

※ All settings have automatic power down memory function, making personalized settings more convenient to use;

※ Automatic audio energy detection, when no speech or audio input is detected, the module can output a control signal to control the mute of the power amplifier;

※ Equipped with power-saving mode, the device automatically shuts down after 5 minutes without connection or buttons when turned on; Automatically shut down 

      without button operation within 1 hour after successful connection;

※Small size, ultra low power design, with two menu displays in Chinese and English;

※ Sandstone black hand paint technology, creating an excellent hand feel;

※ Built in D-class stereo 2 × 30W power amplifier circuit, with delicate sound quality and strong power;

※Adopting a 5.5 inch mid bass unit and a 3 inch tweeter unit, providing clear language expression;

※ One channel stereo line input, one channel microphone input, each channel has an independent sealed volume potentiometer;

※1 channel of 100V broadcasting input, which can be connected to traditional fixed voltage broadcasting;

※1 stereo recording line output, which can be connected to other audio amplifiers or multiple sets of active speakers in parallel;

※The device adopts a built-in wide voltage power supply design, and can work normally with AC100~240V voltage

Specs


※ Output frequency: 80Hz~16KHz;

※ Harmonic distortion: ≤ 1%;

※ Signal to noise ratio: > 70dB;

※ Rated power: 2 × 30W (8 Ω) standard plug-in terminal;

※ Line input sensitivity: 350mV standard plug-in terminal block;

※ MIC input sensitivity: 10mV;

※ Environmental temperature: 5 ℃~40 ℃;

※ Environmental humidity: 20% to 80% relative humidity;

※ Power consumption: ≤ 80W;

※ Input power supply: AC100~240V 50Hz;

※ Size: 310×185×180mm;

※ Weight: 5KG