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 511
Box material ABS
Power Supply Type-C
Waterproof grade ipx 6
Built in battery capacity 2000mAh-4000mAh (inclusive)
Connection method: Bluetooth connection
Is there a built-in battery
Applicable scenarios include desktop, fitness, outdoor, home, mobile and portable, outdoor lawn, and others
Listing time: Summer of 2026
Frequency response range 100HZ-20KHZ
Signal to noise ratio ≥ 70db
Number of speakers 2
Effective distance of 15 meters
Exterior dimensions 249 * 110 * 138
Colors: Black, Blue, Camouflage, Graffiti
Bluetooth version 5.3
Rated power 40
Product net weight 1200
Rated voltage 3.7
Speaker type: Outdoor speaker
Additional functions include card insertion, FM radio, RGB lighting effects, TWS pairing
BT speaker 516
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 40Hz-20KHz
Signal to noise ratio ≥ 70db
Number of speakers 2
Effective distance 10
Appearance size 240 * 110 * 110
Colors: Black, Red, navy blue, khaki, military green
Bluetooth version 5.3
Rated power 20
Net weight of product 1.35kg
Rated voltage 3.7
Additional functions include card insertion, waterproof, recording, lighting, anti drop, voice prompt, call function, and cash broadcast
BT speaker 512
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, outdoor lawn
Listing date: Spring 2026
Frequency response range 100HZ-20KHZ
Signal to noise ratio ≥ 95dB
Number of speakers 2
Effective distance of 10M
Exterior dimensions 230 * 116 * 137
Colors: milky white, black, orange, blue
Bluetooth version 5.3
Rated power 30
Rated voltage 3.7
Speaker type: Outdoor speaker
Additional function card insertion
BT speaker 543
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
Frequency response range 100HZ-20KHZ
Signal to noise ratio ≥ 75dB
Number of speakers 2
Effective distance 10
Exterior dimensions 330 * 173 * 13
Colors: Black, Red, Blue, Camouflage
Bluetooth version 5.3
Rated power 10
Product net weight 1400G
Rated voltage 3.7
Speaker type: Outdoor speaker
Additional function card insertion
BT speaker 522A
Box material: Plastic
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: In car, desktop, outdoor, home, mobile and portable
Frequency response range 100HZ-20KHZ
Signal to noise ratio ≥ 70db
Number of speakers 2
Effective distance of 10 meters
Appearance size 230 * 94 * 100
Colors: Black, Red, Blue, Military Green
Bluetooth version 5.3
Rated power 20
Rated voltage 7.2
