Features:With built-in speaker, it can work as a normal sound box and play music through BT connection, audio line input, USB drive or TF card.Record audio from BT or audio line input to digital MP3 file, and save in USB driver or TF card (Computer is NOT required when recording).Plug a TF card or a USB drive in the music converter to save the recorded MP3 files, but please do NOT insert TF card and a USB drive at the same time.The recorded file is the popular and standard MP3 file, 160Kbps 44.1KHz Dual-Mono, it is very easy to edit or share to your friends.Support most BT-enabled and 3.5mm audio out-enabled devices, such as smart phone, CD player, cassette player, DVD player, game console, etc.Specifications:Interface: USB 2.0Audio Input: BT, 3.5mm TRS audio jackAudio Output: Speaker, 3.5mm TRS earphone jackUser Interface: Button - POWER/MODE, PREVIOUS, NEXT, VOLUME+/-, PLAY/STOP, RECORD/STOP, Status indicators.Storage Media: TF card, USB flash drive, supports FAT32 and exFAT format, max 64GB. NFTS is not supported.Record Format: .mp3Record Quality: 160kpbsRecord File: about 1.2MB/minute, 70MB/hourPlay Format: mp3, ape, flac, wav, wmaSpeaker: 4ohm 3WPower Supply: 1200mAh lithium battery inside, USB-C port for charging - 5V2A charger is not included.Working Time: About 2 hours to charge separately, about 5 hours for fully charged recording.Item Size: Approx. 17.8*7.0*6.0cm/7.00*2.75*2.36inItem Weight: 256g/9.03ozPackage Size: 19.5*7.7*6.5cm/7.67*3.03*2.55inPackage Weight: 314g/11.07ozPackage List:1 * Audio DigiBT Recorder1 * Type C to USB-A Charging Cable1 * User Manual (English/Chinese)