Main Controller: HA3618B
Amplifier: IU86751 (with LTK61105 boost converter) | Charging: AXS4020 | Buck Converter: XP3472
Speaker: Square 78mm, 4Ω 25W
Battery: 7.4V, 4000mAh
Radiator/Diaphragm: Φ90*75mm (x2)
Bluetooth Version: V5.3
Bluetooth Frequency: 2.402–2.480 GHz
Bluetooth Range: 10 meters
Rated Power: 25W x 2
Distortion: ≤10%
Frequency Response: 100Hz–15,000Hz
Signal-to-Noise Ratio: 85dB
FM Frequency Range: 87.5–108MHz
Production dimensions: 288*115*139mm
Packaging dimensions: 135*170*292mm
Carton dimensions: 60.2*55.8*35.8cm
Volume: 0.12m³
Gross weight per carton: 34kg
Gross weight per unit: 2840g
Quantity per carton: 12

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