Olympus VP-20 Black Internal memory

Tape speed selection: Yes | Number of messages per folder: 999 | Output power: 90 mW | Languages support: English | Display size (HxV): 6.9 x 22.2 mm | Software version: Olympus Sonority | Number of folders messages: 1 | Loudspeaker diameter: 1 cm | Recording battery life: 36 h | Built-in memory capacity: 8 GB | Compatible battery sizes: AAA | USB 2.0 ports quantity: 1 | Product colour: Black | Mac operating systems supported: Mac OS X 10.11 El Capitan | Mac operating systems supported: Mac OS X 10.10 Yosemite | Mac operating systems supported: Mac OS X 10.12 Sierra | Built-in display: Yes | Display diagonal: 2.34 cm (0.92") | Weight: 37.5 g | Windows operating systems supported: Windows 8.1 | Windows operating systems supported: Windows 8 | Windows operating systems supported: Windows 10 | Built-in microphone: Yes | Backlight: Yes | Mac operating systems supported: Mac OS X 10.14 Mojave | Battery life (max): 50 h | Battery technology: Alkaline | Headphone out: Yes | Mac compatibility: Yes | Height: 17 mm | Width: 130 mm | Harmonized System (HS) code: 85198900 | Built-in speaker(s): Yes | Audio formats supported: PCM | Audio formats supported: MP3 | Recording modes: Pulse-code modulation (PCM) | Media types supported: Internal memory | Interface: USB | Number of batteries supported: 1 | Material: Plastic | Impedance: 8 Ω | Number of built-in speakers: 1 | Depth: 17 mm | Display type: LED | Maximum recording time: 2100 h | Backlight colour: White | Audio formats supported: WAV