BT speaker 540
Power supply: lithium battery
WATERPROOF: IPX7
Impedance: 4 Ω
Power RMS: 5W
Interface: USB φ 3.5 stereo input TF
Speaker: 2.25 inches
Function: Key control, Bluetooth FM、MP3
SNR SUR: ≥ 85dB
Frequency response FR: 20Hz-20KHz
Product size: W80 × D80 × H110 mm
Input sensitivity: 1000mV
Black, White, Red, Blue, Blue, Green
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BT speaker 527
Power supply: USB 5V
Power RMS: 5W + 3W x 2
Speaker: 3 inches + 2 inches × 2
Signal-to-Noise Ratio (SNR) SUR: ≥85dB
Frequency response (FR): 20Hz-20KHz
Input sensitivity: 1000mV
Impedance: 4Ω
11 Interface: USB head φ3.5 stereo input
Features: Master volume control, bass knob, RGB lights, Bluetooth
Product dimensions: W100 × D120 × H135 mm, L65 × D63 × H80 mm
BT speaker 517
Power supply: USB 5V
Power RMS: 5W + 3W x 2
Speaker: 3 inches + 2 inches × 2
Signal-to-Noise Ratio (SNR) SUR: ≥85dB
Frequency response (FR): 20Hz-20KHz
Input sensitivity: 1000mV
Impedance: 4Ω
11 Interface: USB head φ3.5 stereo input
Features: Master volume control, bass knob, RGB lights, Bluetooth
Product dimensions: W100 × D120 × H135 mm, L65 × D63 × H80 mm
BT speaker 519
Power supply: USB 5V
Power RMS: 5W + 3W x 2
Speaker: 3 inches + 2 inches × 2
Signal-to-Noise Ratio (SNR) SUR: ≥85dB
Frequency response (FR): 20Hz-20KHz
Input sensitivity: 1000mV
Impedance: 4Ω
11 Interface: USB head φ3.5 stereo input
Features: Master volume control, bass knob, RGB lights, Bluetooth
Product dimensions: W100 × D120 × H135 mm, L65 × D63 × H80 mm
BT speaker 515
Box material ABS
Power supply method: Lithium battery
Waterproof grade ipx 6
Built in battery capacity 2000mAh-4000mAh (inclusive)
Connection method: Bluetooth connection
Is there a built-in battery
Applicable scenarios: Outdoor lawns
Listing date: February 2024
Frequency response range 20Hz-20KHz
Signal to noise ratio ≥ 70db
Number of speakers 2
Exterior dimensions 232 * 109 * 111
Colors: Black, Red, Blue, Camouflage
Bluetooth version 5.3
Rated power 30
Rated voltage 5
Additional features call function
BT speaker 513
Box material ABS
Power supply method: Lithium battery
Waterproof grade: not waterproof
Built in battery capacity 1200mAh-2000mAh (inclusive)
Connection method: Bluetooth connection
Is there a built-in battery
Applicable scenarios include car, desktop, fitness, outdoor, home, mobile and portable, outdoor lawn, and others
Listing date: Spring 2026
Frequency response range 100HZ-20KHZ
Signal to noise ratio ≥ 75dB
Number of speakers 2
Effective distance of 10 meters
Appearance size 245 * 105 * 152
Colors: Black, Red, Blue, Milky White
Bluetooth version 5.3
Rated power 10w
Rated voltage 3.7v
Additional functions include card insertion, voice prompts, call function, and payment announcement
BT speaker 522
Power supply: USB 5V
Power RMS: 5W + 3W x 2
Speaker: 3 inches + 2 inches × 2
Signal-to-Noise Ratio (SNR) SUR: ≥85dB
Frequency response (FR): 20Hz-20KHz
Input sensitivity: 1000mV
Impedance: 4Ω
11 Interface: USB head φ3.5 stereo input
Features: Master volume control, bass knob, RGB lights, Bluetooth
Product dimensions: W100 × D120 × H135 mm, L65 × D63 × H80 mm
Gaming speaker 301
Power supply: AC100V-240V
Power: 30W + 10W x 5
Speaker: 4-inch + 2.25-inch × 5
Signal-to-Noise Ratio (SNR) SUR: ≥88dB
Frequency response (FR): 20Hz-20KHz
Input sensitivity: 600mV
The standard length of the host cable is 1.5 meters
The standard length of the auxiliary machine cable is 1.2 meters
Impedance: 4Ω
Interfaces: USB, TF
Function: button volume adjustment, RGB, remote control, overall sound volume adjustment
Bluetooth, AUX, SD, USB, bass volume adjustment, colorful flowing light, spectrum display
Product dimensions: W140×D220×H220 mm W83.5×D111×H139 mm
