Description:
The Far-field, microphone array PCB to boost your new product design. Designed for voice capture in noisy environments, IoT far-field voice control, recording, smart devices, etc. One dynamic acoustic beam pointing and tracking to the person who is speaking in 360 degrees.
Features:
• Far-field array microphone supports social distancing, 5 m (16.4 ft).
• Full 360 degree voice pickup by acoustic beam forming. Real-time voice tracking.
• Outstanding voice quality in noisy environments.
• Advanced noise suppression for various kinds of noises.
• Clear and crisp voice quality even in noisy environments, such as service desks/counters, stores, restaurants, voice control panel, busy offices, call centers, and vehicles.
• One key mute operation with LED indicator.
• Built-in LEDs to indicate sound source direction.
• Micro USB plug and play on PC, Mac, or Raspberry Pi. Pre-installed software.
• Near perfect speech recognition accuracy when talking from 5 m (16.4 ft) away.
• Powered by advanced AI and DSP technologies.
• Compatible with Windows, Mac OS, Chrome OS, and popular Linux systems (Ubuntu, Fedora, and embedded oriented builds)
Specifications:
• Distance: Recommended up to 5 m (16.4 ft).
• Acoustic beam: Dynamic 360 degree acoustic beam forming and voice tracking.
• SNR (signal-to-noise ratio): Measured at 1 to 5 m (3.2 to 16.4 ft): all > 96 dB
• AI & DSP Boost: High fidelity speech with both clear formats and consonant fitting ASR.
• Output: 16-bit PCM
• LEDs: 16 (2 colors x 8 groups) to indicate sound source and acoustic beam directions.
• Acoustic Sensors: Four highly sensitive digital MEMS microphone components.
• Array Configuration: Circular 4-microphone array.
• Dimensions: 5.2 cm (2.1 in) diameter.
• Frequency Response: 100 Hz – 16000 Hz
• Enclosure with steel base available (Model #: C2M4-B1D1A1-D).
• Customized algorithms and services for special applications available (sales@vocalife.com).
Applications:
• IoT voice control
• Home automation
• Speech recognition
• Smart speaker
• Far-field recording
• Video conferencing
• Voice fingerprint
• In-car voice control
• Hands-free
• Noisy environments
Technologies:
• Microphone array
• Far-field sound capture
• Sound source localization
• Adaptive beam forming
• Noise reduction
• Noise cancellation
• AGC / Equalization
• Highly-sensitive MEMS digital sensors