1.ip68 waterproof
2. Bluetooth version V5.0
3. Battery capacity 2000mAH lithium battery 3.7V
4. Working hours 5-7 hours
5. Frequency 2400MHz-2480MHz
6. LED light Yellow,Green,Red,Blue,LED mode 8 modes
7. Protocol A2DP/AVRCP/HFP/HSP/OPP/HID/SPP/PBAP/GATT/SM.
8. Communication distance 15-25 meters
9. Speaker Mono mixing output 5W，high-fidelity waterproof speaker
10.support TWS function
11. with digital Thermometer
11.Demension:4.63‘‘ x 4.6‘‘ x 3.3‘‘
Color choice: white, Yellow, Blue, Purple, customized color
