SARDiNE F1 Aluminium Alloy Stereo Wireless Bluetooth Speaker with Charging Dock, Support Hands-free(Gold)

1. Support Bluetooth and TWS 2. TWS Bluetooth function: support 2 speakers wireless connected, true stereo 3. With charging base 4. Material: Aluminum Alloy Shell + ABS + Silica gel 5. Playback time: 2-4 hours 6. Speaker size: 49.3*46mm 7. Support Hand-free (with MIC)Paramenters1. Output: 3W*2 2. Impedance: 4 Ohm 3. External USB 5V supply 4. Battery: 400mAh 5. Distortion: 0.3% 6. SNR: >=85db 7. Bluetooth solution: JL4.2 + EDR 8. Speaker: 40mm 4Ohm, 3WPackage Include- 2 x Bluetooth speakers – 1 x User manual – 1 x Charging dock – 1 x Micro USB cable