F9 TWS Mini Portable Bluetooth Speaker Support TF Card(No FM-Red) Type-Network Adapters DC Loop Resistance: 18Ohm/100m

DC Loop Resistance: 18Ohm/100m

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F9 TWS Mini Portable Bluetooth Speaker Support TF Card(No FM-Red) Type-Network Adapters DC Loop Resistance: 18Ohm/100m1. Material: ABS, silicone 2. Function: Bluetooth, call, TF card, TWS couplet 3. Bluetooth version: 5. 0 4. Transmission distance: 10m 5. Channel mode: mono + single diaphragm 6. Speaker specifications: 52mm, 4 ohms, 5W 7. Frequency response: 120Hz 15KHz 8. Signal to noise ratio: greater than 75dB 9. Distortion: less than 3% 10. Charging parameters: DC 5V 0. 5A 11. Rated voltage current: 5V 0. 5A 12. Output power: 5W 13. Power supply mode: built in