The Philips SpeechMike Air is an extremely high‐quality hand‐held microphone that will work with all versions of Dragon. It is highly accurate, very simple to use and average in noise canceling ability. Its retail price is a substantial $499 but for those needing the unique qualities of this microphone, it may be worth every penny.
The Philips SpeechMike Air LFH-3000 is a wireless hand‑held microphone designed for use with Dragon speech‑recognition software. It offers a solid build, a trackball, programmable buttons, and a battery‑operated design that can run up to 7 hours.
The document provides an overview of the device’s form factor, functionality, programming options via the Philips Device Control Center, and technical specifications such as wireless range, microphone type, and power requirements.
| Wireless operating range | up to 10 meters (33 feet) |
|---|---|
| Microphone type | electret condenser microphone |
| Frequency response | 100 – 7500 Hz |
| Microphone sensitivity | -37 dB @ 1 kHz |
| Signal‑to‑noise ratio | > 70 dBA |
| Battery type | two Philips AAA Ni‑MH rechargeable batteries (LFH9154) or two AAA batteries |
| Power supply | 6 VDC / 850 mA |
| Recording time (rechargeable) | up to 7 hours |
| Charging time (full) | 2.5 hours |
| Dimensions (W×D×H) | 45 × 165 × 30 mm |
| Weight | 125 g (4.4 oz) |
| Operating temperature | 5 °C – 45 °C (41 °F – 113 °F) |
The wireless connection works up to 10 meters (33 feet).
It can record for up to 7 hours with the Philips rechargeable batteries.
It uses an electret condenser microphone.
Yes, a 3.5 mm jack allows an external microphone, which disables the built‑in mic.