Ultimate version:
1. Material: silicone + fabric + lanyard
2. Bluetooth version: 5.0
3. Transmission distance: 10 meters
4. Speaker specifications: 52mm*2+bass diaphragm*2
5. Power amplifier specifications: 5W*2
6. Battery capacity: 1800mAh
7. Main functions: RGB lighting effect, Bluetooth, call, TF card, USB, FM
8. Play time: 4 hours (80 percent volume)
9. Weight: 541.7 grams
10. Dimensions: 220x80x80 mm

Regular version:
1. Material: ABS+fabric+lanyard
2. Bluetooth version: 5.0
3. Transmission distance: 10 meters
4. Speaker specifications: 57mm*1+bass diaphragm*2
5. Power amplifier specifications: 5W*1
6. Battery capacity: 1200mAh
7. Main functions: RGB lighting effect, Bluetooth, call, TF card, USB, FM
8. Play time: 3 hours (80 percent volume)
9. Weight: 380.7 grams
10. Dimensions: 160x80x80 mm