USB 2.0 speaker 315M
USB 2.0 speaker 318
Power supply: USB 5V
Impedance: 4 Ω
Power: 3W × 2
Interface: USB plug with a diameter of 3.5 for stereo input
Speaker: 2 inches x 2
Function: Wire controlled tuning
SNR SUR: ≥ 82dB
Frequency response FR: 40Hz-20KHz
Product size: W63 × D80 × H110 mm
Input sensitivity
Distortion: ≤ 5%
Color: Gold Grey
USB 2.0 speaker 318
Power supply: USB 5V
Impedance: 4 Ω
Power: 3W × 2
Interface: USB plug with a diameter of 3.5 for stereo input
Speaker: 2 inches x 2
Function: Wire controlled tuning
SNR SUR: ≥ 82dB
Frequency response FR: 40Hz-20KHz
Product size: W63 × D80 × H110 mm
Input sensitivity
Distortion: ≤ 5%
Color: Gold Grey
USB 2.0 speaker 320
Power supply: USB 5V
Impedance: 4 Ω
Power 8W × 2
Interface: USB data input, USB data output * 2, with a diameter of 3.5 headphone output
Speaker: 2.5 inches x 2
Function: Total volume adjustment, LED indicator, USB data port * 2, headphone output with a diameter of 3.5
SNR SUR: ≥ 75dB
Frequency response FR: 40Hz-20KHz
Product size: L85.5 × D115 × H174 mm
Input sensitivity: 600mV
USB 2.0 speaker 321
Power supply: USB 5V
Impedance: 4 Ω
Power: 3W × 2
Interface: φ 3.5 stereo input
Speaker: 3 inches x 2
Function: Line controlled volume adjustment
SNR SUR: ≥ 81dB
Frequency response FR: 40Hz-20KHz
Product size: W90 × D130 × H175 mm
Input sensitivity: 600mV
Distortion: ≤ 5%
Color: Black Wood Grain, Civil Wood Grain, Red Wood Grain
USB 2.0 speaker 323
Power supply: USB 5V
Impedance: 4 Ω
Power RMS: 3W × 2
Interface: USB head with a diameter of 3.5 for stereo input
Speaker: 2 inches x 2
Function: Total volume adjustment, Bluetooth
SNR SUR: ≥ 83dB
Frequency response FR: 40Hz-20KHz
Product size: W81.5 × D70 × H87.5 mm
Input sensitivity: 500mV
Distortion: ≤ 5%