Popular K12 Bluetooth Speaker Microphone Integrated Outdoor Live Broadcast Home Karaoke Bluetooth Speaker with Microphone

Connection Method: Bluetooth Connection Frequency Range: 100hz-20khz Signal-to-Noise Ratio: ≥ 70dB Number of Speakers: 1 Effective Distance: 10 Meters Box Material: ABS Appearance Size: 82*72 * 64mm Item No.: K12-1 Power Type: Lithium Battery Waterproof Grade: Not Waterproof Bluetooth Version: 5.0 Built-in Battery Capacity: 800mah-1000mah (Included) Rated Power: 5W Product Net Weight: Double Wheat Net Weight 412G/Single Wheat Net Weight 410G Input Interface: Aux Audio Input/USB Connection U Disk/TF Card Rated Voltage: 220V Additional Features: Card Insertion with a Built-in Battery Or Not: Built-in Battery