BT speaker 551

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

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

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

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: desktop, outdoor, home, mobile and portable, broadcasting system Frequency response range 100HZ-20KHZ Signal to noise ratio ≥ 95dB Number of speakers 2 Effective distance of 10 meters Appearance size 24.5 * 11 * 11CM Colors: Black, Red, Blue, Camouflage Bluetooth version 5.3 Rated power 20 Net weight of product 1.3KG Rated voltage 5 Additional functions include card insertion, waterproof, dustproof, anti drop, voice prompt, and call function