Key benefits Oneclick start for quick, easy operation Voice control with auto start when there is sound and auto pause when there is no sound Password protection for your recordings to enhance privacy Wireless connectivity and modes Bluetooth connection for wireless use Two modes to choose from: music playback mode and record mode Can connect to Bluetooth speakers to play music or connect to a mobile phone to record calls Battery life and power management Builtin 375 mAh battery Up to 30 hours of continuous recording on a full charge Timed shutdown to save power Audio quality and storage Builtin noise reduction HiFi microphone Supports WAV format and maximum 3072 sound quality 32 GB storage capacity, able to save about 144 hours of recordings at 512 kbps Use scenarios Record meetings, lectures, or interviews on the go with automatic start/stop Record calls by connecting to a mobile phone, while using Bluetooth for playback or monitoring Use with Bluetooth speakers for music playback while keeping the option to record when needed