Etekcity Rechargeable Digital Voice Recorder with Bluetooth Function, Built in MP3 Player/ Speaker with 8GB Space for Continues Recording up to 555 Hours, Password Pretection, TF-Card Expansion Capability 8Gb internal Memory for 555 Hours of Recording time; support TF-card expension. Mobile Bluetooth recording/ Mobile phone answering and redialing. Automatic section-break: After recording for full 3 hours, the recorder will automatically start a new file to continue recording. OLED colourful display screen, high-grade metal materials and IML panel combine with die-casting make it more elegant and magnificent. Voice Activated Recording (VOR/VAR)