1. Bluetooth version: V5.0 2. Material: ABS+Silicone 3. Speaker output power: 3W 4. Battery capacity: 300mAh 5. Frequency range: 100Hz-20KHz 6. Signal-to-noise ratio: greater than or equal to 75dB 7. IPX4 waterproof grade, easy to deal with wet environment 8. 10 meters stable connection, faster transmission 9. Suction cup design, free hands, more convenient to use 10. Size: about 85 x 55mm
