Ultra-High Performance Low-Power Audio Recorder Miniature Ultra-High Performance Low-Power Audio Recorder Update Feb-2016

SoundByte Introduction Ultra-high quality miniature 2 or 4 channel audio recorder True 20 bit linear performance: > 100 dB dynamic range No AGC required Capture from a gun-shot to a whisper Recordings are ideal for post-processing Internal or optional external Knowles microphones Record control via buttons, external trigger, 2 timers and VOX

Front Panel Interfaces Removable SD card of up to 128 GB: Over 33 days of stereo recording, 66 days mono. Recessed front push switch: Reset to defaults Status LED: Recorder status and audio level indicators Covert mode to automatically disable LED after 10 seconds.

Rear Panel Interfaces DC power input with record control input and audio monitor output. 2 or 4 external microphone inputs with bias for Knowles mics. USB-2 interface for file download & unit configuration.

Internal AAA Battery Powered by external supply or internal AAA battery: Standard alkaline or lithium cell > 24 hours of high quality stereo recording with standard alkaline cell. > 40 hours with a lithium cell

Maximum Record Times When externally powered, SoundByte can record for up to 66 days with a 128 GB card Card Capacity Mono 5.5 kHz Stereo 5.5 kHz Quad 5.5 kHz Mono 11 kHz Stereo 11 kHz Quad 11 kHz 1 GB 12.4 hrs 6.2 hrs 3.1 hrs 1.5 hrs 32 GB 16.5 days 8.3 days 4.1 days 2.1 days 128 GB 66.1 days 33.0 days 33 days Record Time Vs Card Capacity / Record Mode

SoundByte Playback Security features: Encrypted recordings to hidden partition Embedded time / date code in file Files cannot be reordered or deleted Sound Control PC software package: Pre-deployment configuration via USB Play recordings directly from the card without downloading or conversion Export of recordings in 32bit WAV format with embedded date & time code + SHA-256 hash codes

SoundControl Player

SoundControl Configuration

4 Channel Mic Array External 4 channel microphone array. Allows for “beam steering” of playback using SoundControl: User selectable enhancement of audio from front, back, left or right by up to 16 dB Enhanced clips can be export as WAV files.

4 Channel Playback With SoundControl Enhance audio from different directions Choose which channels to playback

Micro-SoundByte (preliminary information) Ultra-miniature stereo audio recorder with SoundByte features & performance. Only 27 x 21 x 8 mm (0.37 x 0.82 x 1.02”) Internal rechargeable battery with >15 hours record time. Fast USB download of files Up to 20 MBytes per second download speed. 1 x Internal + 1 x external Knowles Ultra-slim external battery version for highly covert installations. Only ¼ inch high

Interfaces and Dimensions

Micro-SoundByte WiFi Module Proposal

Micro-SoundByte WiFi Module Live mono audio monitoring MP3 streamimg compatible with web browsers, including Android and i-OS Control of recorder via WiFi Store & Forward Up to 8 Mbps transfer rate (~3.6 GB per hour) Mono flies downloaded at x14 record rate, faster with optional ADPCM compression Supports WPA2 encryption Internal battery or external DC supply Operation with 3/4G wireless hotspot planned.