BT speaker 521
Box material ABS
Power supply method: Lithium battery
Waterproof rating IPX 4
Built in battery capacity 2000mAh-4000mAh (inclusive)
Connection method: Bluetooth connection
Is there a built-in battery
Applicable scenarios include in car, desktop, fitness, outdoor, home, mobile and portable, square dancing, outdoor lawn
Frequency response range 100HZ-20KHZ
Signal to noise ratio ≥ 70db
Number of speakers 2
Effective distance 10
Appearance size 240 * 110 * 110
Colors: Black, Red, Blue, Khaki, Camouflage
Bluetooth version 5.3
Rated power 20
Rated voltage 3.7
Speaker type: Outdoor speaker
Additional function card insertion
Related products
BT speaker 402
Power supply: lithium battery
Power RMS: 5W
Speaker: 2 inches
Signal-to-noise ratio (SNR) SUR: ≥87dB
Frequency response (FR): 20Hz-20KHz
Input sensitivity: 1000mV
Color: Green, Green, Wood Grain
Impedance: 4Ω
Interface: USB head φ3.5 stereo input, TF
Function: button control, Bluetooth, FM, MP3, AUX
Product size: L102×D62.5×H73 mm
BT speaker 547
Box material: Plastic
Power supply mode USB
Waterproof grade ipx 6
Built in battery capacity 1000mAh-1200mAh (inclusive)
Connection method: Bluetooth connection
Is there a built-in battery
Applicable scenarios: outdoor lawns, others
Frequency response range 100HZ-20KHZ
Signal to noise ratio ≥ 70db
Number of speakers: 1
Effective distance of 10 meters
Appearance size 130 * 125 * 10
Color Knight Black, Chinese Red, Silver Grey, Cherry Blossom Pink, Sky Blue
Bluetooth version 5.0
Rated power 5
Product net weight 0.5kg
Rated voltage 3.7
Additional function card insertion
Product dimensions: W100 × D120 × H135 mm, L65 × D63 × H80 mm
BT speaker 401
Power supply: lithium battery 800mA.h
Power: 5W
Speaker: φ45mm
Signal-to-noise ratio (SNR) SUR: ≥87dB
Frequency response (FR): 20Hz-20KHz
Input sensitivity: 1000mV
Colors: white, pink, red wood grain
Impedance: 4Ω
Interfaces: USB interface, φ3.5 stereo input, TF
Function: button control, Bluetooth, FM, MP3, AUX
Product size: L118×D118×H65 mm
BT speaker 544
Box material ABS
Power supply method: Lithium battery
Waterproof grade: not waterproof
Built in battery capacity 2000mAh-4000mAh (inclusive)
Connection method: Bluetooth connection
Is there a built-in battery
Applicable scenarios include in car, desktop, fitness, outdoor, home, mobile and portable, karaoke, live streaming, square dancing, broadcasting system, outdoor lawn
Frequency response range 100HZ-20KHZ
Signal to noise ratio ≥ 70db
Number of speakers 2
Effective distance 10
Appearance size 245 * 105 * 105mm
Colors: Black, Red, navy blue, khaki, military green
Bluetooth version 5.3
Rated power 20
Net weight of the product is 1.17KG
Rated voltage 3.7
Additional features include card insertion, waterproof, recording, lighting, anti drop, voice prompt, NFC function, and cash broadcast
BT speaker 545
Box material ABS
Power supply method: Lithium battery
Waterproof grade: not waterproof
Built in battery capacity 500mAh-800mAh (inclusive)
Connection method: Bluetooth connection
Is there a built-in battery
Applicable scenarios: desktop, fitness, outdoor, home, mobile and portable, outdoor lawn
Frequency response range 100HZ-20KHZ
Signal to noise ratio ≥ 70db
Number of speakers 1
Effective distance 10
Appearance size 13.6 * 12 * 12
Color Black
Bluetooth version 5.2
Rated power 5
Product net weight 350g
BT speaker 527
Box material ABS
Power supply mode USB
Waterproof grade: not waterproof
Built in battery capacity 2000mAh-4000mAh (inclusive)
Connection method: Bluetooth connection
Is there a built-in battery
Frequency response range 100HZ-20KHZ
Signal to noise ratio ≥ 75dB
Number of speakers 2
Effective distance 10m
Appearance size 213 * 98 * 96mm
Colors: Black, Red, Blue, Camouflage
Bluetooth version 5.3
Rated power 10w
Net weight of product 768.7G
Rated voltage 3.7
Additional features call function