Model Number: Soaiy S-318-PUR Brand Name: SOAIY Key Specifications/Special Features: Soaiy, focus on audio 19 yearsOur professional acoustic engineers can customize for your own protect sound of the speakersFeatures:Multi functional LED displayProfessional 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, mid-frequency smooth

Equipped with high sensitivity radio antenna, one key scan and memory channels

Supports TF card or USB flash drive play directly, MP3/WMA double format

Amplify your sound, very suitable for teaching, tour guiding, sales promotion and speech, out-door exercising and entertainment and more, well protect your throat

Specifications:

• Output power: 3W RMS
• Frequency responses: 120Hz to 20Hz
• Input sensitivity: 500mV±50mV
• Impedance: 4Ω
• SNR: ≥70dB
• Distortion: THD 0.3%
• Battery: BL-5C/3.7V
• Power supply: USB/DC 5V
• Product size: L129*W87.5*H40mm
• Weight: 225g
• Colors: White/blue/purple/green