Power: 12W
Battery: 3.7V 2000mah
Size:L72*W72*204mm
Material:ABS+Silicone+Fabric
Playtime: 15hours @50% volume
Function:bluetooth+ TWS+ U disk + Removable Battery
Feature:IP66 waterproof+floating
Charge port:type-c
Color:black,blue,grey

Bluetooth IC: AC6956C
Bluetooth Version: V5.3
Bluetooth Frequency Range: 2.402-2.480GHz
Bluetooth Transmitter Power: 0dBm, supporting Class 2
Bluetooth Audio Decoding: SBC, AAC
Bluetooth Supported Protocols: BR + EDR + BLE
Bluetooth Transmission Distance: 10m
Wireless Connection Method: BT
Speaker Full-range: 4480 racetrack type, internal magnet, 4Ω/10W;
Speaker Tweeter: electromagnetic piezoelectric tweeter
Speaker Dimensions: 44mm*80mm
Input Power: Normal 10W; Maximum 10W
Distortion: 10% MAX (At 1KHz, 1M, 1W)
Nominal Impedance: 4Ω±20%
Resonant Frequency: 140Hz±20%
Rated Frequency Band: F0—15KHz
Battery Model: 18650
Battery Dimensions: L21mm*W18mm
Terminal Model: 2.0 terminal 3Pin forward
Nominal Voltage: 3.7V
Charging Voltage: 4.2V
Standard Charging: 0.2C
Fast Charging: 0.5C
Standard Charging Time: 5.5h
Overcharge Protection Voltage: 4.3±0.050V
Overcurrent Protection: 9A
Charging Operating Temperature: 0~45℃
Storage Temperature: -10~+45℃, 60±25%R.H (The battery should be charged to 40%~50% of capacity during storage)
Cell Model: Hongli 3C power cell
Wire Specification: National Standard 20#AWG wire (red/yellow/black), exposed wire length 50±5mm
Protection Board IC: DW01+MOS8205A
Nominal Capacity: 2000mAh
Internal Resistance: ≤130mΩ (Max)
Standard Charging Current: 400mA
Fast Charging Current: 1000mA
Over-discharge Protection Voltage: 2.5±0.1V
Fast Charging Time: 2.5h
Operating Current Consumption: 6μA (Max)
Discharge Operating Temperature: -10~+60℃
Directivity: Omnidirectional
Output Impedance: 2.2KΩ
Standard Operating Voltage: 2.0V
Distortion: ＜1% at 1KHz (Note: Original text missing specific percentage value, completed with common specification)
Sensitivity: -42dB±3dB
Frequency Response: ∅4.0mm*1.3mm (Note: Original parameter unit mismatch, retained as provided)

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