BT speaker 555

Power supply: USB 5V/AC90V-240V Power RMS: 8W + 3W x 2 Speaker: 4 inches + 2 inches × 2 Signal-to-Noise Ratio (SNR) SUR: ≥87dB Frequency response FR: 20Hz-20KHz Input sensitivity: 1000mV The standard length of the host cable is 1.2 meters The standard length of the auxiliary machine cable is 1 meter Impedance: 4Ω Interfaces: USB connector, φ3.5 stereo input, SD, USB Function: BT, FM, AUX, MP3, RGB light, VOL, BASS Product dimensions: W154×D223×H190 mm W80×D78×H111 mm

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 Listing date 2024 Frequency response range 100HZ-20KHZ Signal to noise ratio ≥ 70db Number of speakers 2 Effective distance of 10 meters Exterior dimensions 220 * 107 * 104 Colors: Black, Red, Blue, Military Green Bluetooth version 5.3 Rated power 10 Rated voltage 5 Additional function card insertion

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

Power supply: USB 5V or 3.7V 3.7V lithium battery Power RMS: 3W×2 Speaker: 2 inches × 2 Signal-to-noise ratio (SNR) SUR: ≥84dB Frequency response (FR): 70Hz-20KHz Input sensitivity: 500mV Impedance: 4Ω Interface: USB connector, φ3.5 stereo input Function: Volume adjustment via knob, LED indication