Ectaco PB-RU B-3 English-Russian Audio Phrasebook Display: 16-level grayscale display and high-resolution touch screen with enhanced polarizers. Hardware features: USB port - Multimedia Card (MMC) slot - Headphone jack - Speaker - Microphone - Backlight. Core applications: Music MP3 Player - Date Book with audio reminders- Address Book - Voice Memo - Memo Book - To Do Book - Calculator. Two input methods: keyboard and handwriting recognition. Natural pronunciation of all phrases recorded by native speakers.