Model Number: S-358 WHI Brand Name: SOAIY Key Specifications/Special Features: Features:· Professional sound amplifying circuit, amplifying clear without howling· Professional reverberation circuit, analog echo effect without distortion· Unique recording function, save to TF card and USB flash drive automatically· Double voice coil design, strong power, deep bass· Equipped with high-sensitivity radio antenna, one key scan and memory channels· Supports TF card or USB flash drive play MP3/WMA format audio directly· Amplify your sound, very suitable for teaching, tour guiding, sales promotions and speech, outdoor exercising and entertainment, well protect your throatSpecifications:· Output power: 5W· Frequency response: 120 to 20Hz
· Input sensitivity: 600 ±50mV
· Impedance: 4Ω
· SNR: ≥70dB
· Distortion: THD 0.3%
· Battery: 3.7V
· Power supply: USB/5V DC
· Size: 105*92*40mm
· Weight: 251g
· Colors: blue, purple, green, orange, white and gray