Resonance sensing wireless touch control boom box speaker

Name: Resonance sensing touch speaker
SKU:ZX316
Material: ABS matte material
Product Size: 122 * 100 * 100 (mm)
Color box size: 155 * 112 * 125 (mm)
Weight: 365g
Color: black , white
Play time: 6 hours
Battery capacity: 750mA
Output power: 3W
Signal to noise ratio: 80dB
Sensitivity: (induced voltage) 40mv
Channel: 1 channel
Input power: DC 5V / 500mA
Power Plug Specifications: MICRO USB
Distortion: <3%
Maximum volume: 93db 3%
Features: no need Bluetooth pairing connection, no need cable connection, play only when touching 

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