Product Name: Wireless Professional Portable Rechargeable DJ Karaoke Sound Box Bluetooth Speaker Model NO.: S-008 Compatible Product: Universal Display Type: Without Display SNR: 81-90dB Chargeable: Chargeable Special Function: Memory Card Support, USB Disk Support Sound Channel: 2.0 Usage: Portable Player, Mobile Phone, Computer, Home Theatre System, Radio, TV, Karaoke Speaker Material: Plastic Amplification Type: Active Type: Bluetooth Speaker Trademark: HUACATEN Transport Package: Box Origin: Putian HS Code: 8518210000 Product Description 1. stereo sound quality, heavy bass, exquisite workmanship.2. support MP3, WMA format music files;3. support TF card, U disk, Bluetooth band call, file playback.4. support external MP3/MP4/ computer and other audio input function.5. support 1GB-8GB U disk or SD card;Packing specification:QTY:30PCSNW:15KGSGW:16KGMEANS:34.5*34.5*36CMAccessories:Packaging box, 3.5mm AUX audio line, USB power cordColor: blue, silver, orange, red.