**Specifications:**
Brand: SAST
Model: V30
Dimensions: 126x29x64mm
Playtime: Approximately 4-6 hours
Output Power: 3W
Frequency Response: 100Hz-20000Hz
Signal-to-Noise Ratio: ≥80dB
Speaker Impedance: 30
Charging Voltage: DC5V/500mA
Battery: 1200mAh, 18650 battery
Music Playback Format: MP3
Package Contents: Main unit, certificate of conformity, user manual, charging cable
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