Sony ICD-PX470 Digital Voice Recorder with USB, 4GB Memory, and Expandable microSD Slot

Capture lectures, interviews, and personal memos with studio-quality clarity using the compact Sony ICD-PX470. Engineered for versatile field recording, it supports both linear PCM and MP3 formats—delivering pristine, high-fidelity audio or extended recording times as needed. With 4 GB of built-in memory and a microSD slot for up to 32 GB of extra storage, you can archive hundreds of hours of content without worry.

Whether you’re transcribing meetings, recording live performances, or dictating notes, the ICD-PX470’s advanced S-microphone system and low-cut filter isolate voices and reduce ambient noise. Seamless USB-direct file transfer means no cables to lose—just plug into your PC or Mac and drag-and-drop. Intelligent features like Auto Voice Recording, Calendar Search, and Transcription Playback Mode streamline organization and review, while 55 hours of battery life on a single AAA cell ensures you’ll never miss a moment.

Key Features

• Dual-Format Recording: Choose PCM for bit-perfect audio or MP3 for maximum runtime—play back both file types onboard.

• S-Microphone System: High-sensitivity capsules capture distant voices and subtle sounds with minimal background hiss.

• Low-Cut Filter & Clear Voice™: Minimize rumble and boost speech frequencies for crystal-clear dialogue.

• Auto Voice Recording: Automatically optimizes gain for speech, preventing overload and dropout in dynamic settings.

• Transcription Playback Mode: Create cue points, adjust pitch, and control speed for smooth, efficient transcription.

• Calendar Search: Organize files by date for instant access to the exact recording you need.

• Expandable Memory: 4 GB internal (≈ 59 hrs MP3@128 kbps) plus microSD support up to 32 GB (≈ 536 hrs MP3).

• Built-In USB Port: Plug directly into a computer—no extra cables or adapters required.

• Long Battery Runtime: Up to 55 hours continuous recording on one AAA battery in MP3 mode.

Specifications

• Recording Formats: Linear PCM, MP3

• Internal Memory: 4 GB (≈ 59 hrs in stereo MP3@128 kbps)

• External Memory: microSD/microSDHC up to 32 GB (≈ 536 hrs MP3)

• Mic System: Stereo S-microphone (Focus & Wide-Stereo modes)

• Noise Reduction: Low-cut filter, Clear Voice™ processing

• Playback Modes: Normal, Speed-control, A-B Repeat

• File Management: Calendar Search by date

• Connectivity: USB-Direct (built-in USB connector)

• Battery: 1 × AAA (up to 55 hrs recording)

• Dimensions: 96.0 × 31.2 × 17.5 mm

• Weight: Approx. 65 g (incl. battery)