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Bluetooth speaker Connection method: Bluetooth connection Battery capacity: 2000 Frequency response range: 100HZ-20KHZ Output power: 5W*4 Signal to noise ratio: ≥75dB Power supply: Built-in lithium battery Playing time: 8 hours Expansion storage: 32GB Bluetooth protocol: 4.2 Number of speakers: 4 Effective distance: 15 meters Features: memory card compatibility, radio, voice prompts, call function Operation mode: Button Suitable for: General use Display: None Playback format: MP3, WMA Shell material: Plastic Dimensions: 490*50*50mm Product weight: 1.2 (KG) Power source: USB Packaging A: Color box Packaging B: Air column bag Package contents: Remote control, charging cable, audio cable, manual Compatibility: CJYS102195403CX
