Small TWS Couplet Wireless Bluetooth Speaker Mini Smart Noise Reduction Waterproof Speaker

Features:1. Six times shocking and lossless high-quality sound, coaxial copper core technology, dual speakers sound simultaneously2. Bluetooth remote control camera, 360-degree surround sound effect, DSP high-definition intelligent noise reduction3. Mini size, does not take up space, easy to carry4. Built-in noise reduction microphone, clear sound quality, high-definition noise reduction5. Support dual TWS interconnection to form a stereo surround sound effectProduct parameters:1. Material: aluminum alloy2. Functions: Bluetooth, call, TWS couplet, remote control camera, waterproof3. Bluetooth: 5.04. Connection range: 10 meters5. Frequency response: 20Hz-20KHz6. Signal-to-noise ratio: 70db7. Channel mode: mono + single diaphragm8. Speaker specification: 28mm, 4 ohm 3Wx19. Diaphragm specification: 25mm10. Battery capacity: 200mAh11. Playing time: 2-3 hours12. Charging time: 1 hour13. Product size: 3.4 x 3.4 x 3.2 cm14. Product net weight: 34 grams