Features:
1. Built-in 2 internal magnetic speakers and 2 bass diaphragms, the speakers are distributed on both sides of the neck, and the audio is emitted upwards to form a 3D surround sound
2. Ergonomic design, fits the neck, comfortable to wear, stable without falling
3. After the first connection and pairing is successful, the next time you turn on the speaker switch, it will automatically connect
4. The neck is made of soft silicone material, which is flexible and resistant to fall

Product parameters:
1. Material: ABS, silicone
2. Function: insert card, voice prompt, call function
3. Bluetooth version: 5.0
4. Interface type: USB
5. Channel: 2.1
6. Frequency response range: 120Hz-15KHz
7. Speaker unit: 33 x 2mm
8. Output power: 3 x 2W
9. Impedance: 4 ohms
10. Signal-to-noise ratio: 75DB
11. Power supply mode: built-in lithium battery
12. Battery specification: 3.7V/600mAh
13. Play time: 6 hours at full volume, 12 hours at half volume
14. Charging time: less than 3 hours
15. Dimensions: 23 x 20 x 3 cm
16. Product weight: 240 grams

packing list:
-Speaker x 1
-Audio cable x 1
-Instruction manual x 1