Speak Freely. Be Heard Clearly.
Ceiling Contactless Voice Amplifier Microphone
Contactless ceiling audio with a 7-MEMS microphone array, Voice Fence, and intelligent noise suppression keeps your voice clear while giving you the freedom to move naturally.
Hands-Free Teaching
Ceiling-mounted contactless pickup lets teachers and presenters move naturally without wearing or holding a microphone.
Focused Voice Capture
Voice Fence technology captures speech within the designated area while reducing surrounding noise interference.
Long-Distance Pickup
The 7-MEMS microphone array provides effective directional pickup for clear communication across classrooms and presentation spaces.
Freedom to Move. Clarity That Follows.
Configure Your New Contactless Voice Amplifier Microphone
PROFESSIONAL SERIES
Audixa C100 Series
Built for classrooms and presentation spaces, the LIVEY LT-CS100 enables truly hands-free communication, giving speakers the freedom to move naturally. Its 7-MEMS microphone array, Voice Fence, adaptive beamforming, and intelligent noise suppression focus on the speaker’s voice while reducing surrounding interference. The result is clear, balanced sound that helps every lesson and presentation stay engaging and easy to follow.
Ideal For
Intelligent Microphone for Large, Medium size Rooms
7-MEMS Microphone Array
Delivers precise, long-distance voice pickup for clear communication across the room.
Voice Fence Technology
Creates a focused pickup zone while suppressing unwanted sound from outside the designated area.
Intelligent Noise & Howling Suppression
Automatically reduces background noise, feedback, and reverberation for clearer speech.
Hands-Free Contactless Operation
Ceiling-mounted design lets teachers and presenters move freely without holding or wearing a microphone.
Speak Naturally. Collaborate Clearly.
The 7-MEMS microphone array and Voice Fence technology focus on the speaker’s voice while minimizing surrounding interference. Hands-free ceiling pickup keeps discussions and presentations clear without requiring wearable microphones.
Built for the Room. Focused on Every Word.
Adaptive beamforming with intelligent noise, howling, and reverberation suppression delivers focused, comfortable speech across the space, while contactless operation creates a cleaner and more effortless communication experience.
Teach Freely. Reach Every Learner.
Designed for classrooms, lecture halls, and training spaces where teachers need the freedom to move while staying clearly heard.
The 7-MEMS microphone array and Voice Fence technology focus on the teacher’s voice while reducing surrounding classroom noise. Contactless ceiling pickup supports natural movement without requiring a handheld or wearable microphone.
Technical Specifications
Detailed performance data for the Audixa CS100 Series
Microphone Specifications
Built-in 7 × MEMS Digital Microphone Array
Sensitivity: -38 dBFS
Signal-to-Noise Ratio: 65 dB(A)
Frequency Response: 100 Hz – 8 kHz
Sampling Rate: 16K samples, HD wideband audio
Optimal Voice Pickup: 3 m radius
Effective Directional Pickup: Up to 8 m
Adaptive Beamforming: Yes
Automatic Noise Suppression: Yes
Automatic Feedback / Howling Suppression: Yes
Automatic Gain Control: Yes
Automatic Reverberation Suppression: Yes
Voice Fence Noise Isolation: Supported
Ultra-Low Latency: 18 ms
Speaker & Audio Drivers
The LT-CS100 does not specify a built-in speaker or speaker driver in the brochure.
Speaker Output: 2 × 3.5 mm SPK-OUT linear outputs
Designed to connect with external powered / active speakers for voice amplification.
Built-in Audio Processor
Environmental Adaptive Algorithm
Adaptive Beamforming
Automatic Gain Control
Automatic Noise Suppression
Automatic Howling / Feedback Suppression
Automatic Reverberation Suppression
Voice Fence Algorithm
External Interference Suppression: Over 30 dB
Connectivity & Cable Specs
Power: USB 5V
USB: Supports software upgrades and parameter configuration
Audio Input: 1 × 3.5 mm Line-In
Audio Output: 2 × 3.5 mm SPK-OUT
Speaker Connection: Via 3.5 mm audio cable
Deployment: USB-powered, simple wiring, debugging-free setup