Network terminal (with 2.4G microphone) LBB1851
Category ：
Key Word ：
Digital Public Broadcasting System
※ Wall-mounted design, custom white alloy plastic injection molding, aesthetically pleasing craftsmanship;
※ Uses Linux system, stable performance, quick operation;
※ Adopts DSP software audio decoding solution, achieving network transmission of 16-bit stereo CD quality audio signals;
※ Built-in network hardware audio decoding module, supports TCP/IP, UDP, IGMP (multicast) protocols;
※ Receives platform commands and audio signals, supports remote volume control from the platform;
※ Supports platform permission settings and management for this device;
※ Supports status feedback, can send playback and working status back to the platform;
※ Supports remote firmware upgrade function from the platform;
※ Supports partitioning and grouping broadcast functions from the platform;
※ Built-in 2×30W constant resistance output Class D amplifier module, beautiful tone, powerful output;
※ Stereo audio output, can connect to power amplifiers or active speakers;
※ 1 stereo line input, 1 microphone input, with independent volume adjustment switch;
※ 1 USB input interface, can achieve local USB playback function;
※ 1 short-circuit signal input, can connect to linkage trigger signals, can trigger terminal alarms in emergencies;
※ 1 short-circuit signal output, can trigger other devices in emergencies;
※ 2.4G microphone transmission distance is far, can stably transmit audio data within a range of more than 20 meters in open areas after successful connection;
※ 2.4G + automatic search for less interference channels, completing automatic pairing, ensuring no frequency interference, strong anti-interference capability, and stable transmission;
※ Expanded multiple 2.5G channels, effectively avoiding interference from 2.4G signals such as WIFI/Bluetooth;
※ Uses 64kHz/16bit sampling rate, meeting high-quality audio transmission requirements;
※ Adopts two automatic anti-howling algorithms: frequency shifting and notch filtering, effectively suppressing howling while ensuring pickup distance;
※ Built-in true reverb function, effectively enhances speech quality, making speech smooth and effortless, with adjustable reverb level;
※ Supports one-key mute function, AUX (3.5 audio input interface) can still transmit audio normally after muting;
※ Supports built-in and external microphones, can configure head-mounted or lapel microphones;
※ Supports AUX audio input, using globally universal 3.5mm interface, unique stereo audio signal wireless transmission;
※ Supports laser pointer teaching, automatic PD control technology, preventing safety accidents caused by excessive laser power. Do not shine into eyes;
※ Supports PPT page turning: PPT page turning module supports hot swapping, no driver software required;
※ Base charging design, user-friendly design, built-in strong magnet automatically attracts to ensure good charging contact, also supports MICRO USB charging;
※ LCD display, shows connection status, battery level (charging display), volume, PPT functions, etc.;
※ All settings have power-off automatic memory function, personalized settings for more convenience;
※ Automatic audio energy detection, when no speech or audio input is detected, the module can output control signals to mute the amplifier;
※ Has power-saving mode, automatically shuts down after 5 minutes of no connection or button press when the device is powered on; automatically shuts down if there is no button operation within 1 hour after successful connection;
※ Compact size, ultra-low power consumption design, menu display in Chinese/English;
※ Sandstone black tactile paint process, creating an excellent hand feel;
※ Supports DHCP, compatible with routers, switches, bridge gateways, Internet, multicast, unicast, and any network structure;
Due to continuous product upgrades, changes in parameters will not be notified in advance!
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WEISHITE Audio Technology (Guangzhou) Co., Ltd
Address: 5th Floor, No. 11, Area A5, Lixin Road, Huimei New Village, Xintang Town, Zengcheng District, Guangzhou City
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