Color: Black - Built-in 4GB memory - 1.2" LCD display - Bluetooth version: 2.1 - Built-in 3.7V/380MAh polymer battery - Common recording time: About 17h - Supports TF card up to 8GB - Four Recording modes: LP (Long time recording) / SP (High quality recording) / HQ (Ultra- high quality recording) / SHQ (Super high quality) - Recording bitrate: LP 32Kbps / SP 64Kbps / HQ 128Kbps / SHQ 192Kbps - Recording time (2GB): LP: about 140h / SP about 70h / HQ about 35h/ SHQ about 23h - Recording time (4GB): LP: about 283h / SP about 141h / HQ about 70h/ SHQ about 47h - Recording time (8GB): LP: about 555h / SP about 277h / HQ about 138h/ SHQ about 92h - Supports MP3 / WMA music format - Recording format: MP3 - Supports system: Windows 2000 / XP / Vista / 7 - Functions: answer & call back the phone calls password protection Recording files folder setting Time setting Automatic section-break - Language: Simplified Chinese / Traditional Chinese / English / Japanese / Korean / French / German / Italian / Dutch / Portuguese / Spanish / Swedish / Czech / Danish / Polish / Russian / Turkish / Hebrew / Thai / Hungarian / Romanian / Arabic / Greek / Indonesian - Interfaces: mini USB + TF + 3.5mm microphone + 3.5mm earphone - Accessories: - 1 x AC 110~250V power adapter (2-flat-pin plug) - 1 x Adapter - 1 x Phone cable (28cm) - 1 x USB cable (75cm) - 1 x 3.5mm audio cable (48cm) - 1 x 3.5mm earphone (108cm) - 1 x 3.5mm microphone (115cm cable) - 1 x Chinese manual