Bluetooth Speaker KTS-1057 Origin: Mainland China SOURCE category: Spot goods Power type: USB Patent source or not: No Foreign trade or not: No Power supply mode: Built-in lithium battery Color: Black Frequency response range: 100HZ-20KHZ Built-in battery capacity: 500 mA-800 mA Playback format: MP3 With or without radio function: Yes Output power: 5W Time to Market: 2018-11-01 Connection method: Card Reader Interface Type: Card reader. USB Display screen: None Origin: China Brand: Yongte New Item No.: 1057 Applicable scenarios: Desktop, fitness, outdoor, home, Speaker adjustable mode: Button Applicable population: Universal Box material: Plastic Shell material: Plastic Waterproof grade: Non-waterproof Operation mode: Button Support app or not: No Function: Card, Radio Effective distance: 10 m Supported formats: TF card. USB flash disk Signal-to-noise ratio: ≥85dB Extended storage: 32GB Type: Bluetooth speaker