Nokia 6730 music and audio playback
- Nokia digital music player
- Music playback file formats: .mp3, .wma, .aac, eAAC, eAAC+, MIDI, WAV
- Audio Streaming
- Dedicated volume keys
- FM radio 87.5-108 MHz with RDS support
- 2.5 mm AV connector
- Nokia Music Manager
- Nokia Music Store support
- Ring tones: MIDI, AAC, eAAC, AAC+, eAAC+, WAV, WMA, MP3
- Integrated stereo speakers
- Synchronize music with Windows Media Player
Voice and audio recording
- Voice commands
- Voice dialling
- Voice recorder
- Audio recording formats: AMR
- AMR, NB-AMR, FR/EFR
- Digital microphone
- Text-to-speech