| Spec. | |
| IC chip | CSR A64110 |
| Battery Capacity(one earphone) | 85 MAH |
| Base Battery Capacity | 1500 MAH or 2600 MAH |
| Bluetooth Version | V 4.2
|
| Bluetooth Protocol | HFP1.6/HSP、A2DP、A VRCP、GAIA、TWS |
| Frequency Range | 2.4026GHz-2.480GHz |
| Transmission Power | Class 2 ， |
| Operating range | up to 50 feet (15 metres) |
| MP3 Playing Time | one up to 6 -7 hours, pair up to 4-5 hours |
| Charging Time | ≤2hours |
| OperatingVoltage | 3.7V |
| Charge Voltage | 5V |
| Input Vlitage | 4V |
| Waterproofing level | IPX67 |
| Earphone weight (pair) | 12.8g |
| product Weight（include package） | 192.2g |
| Carton Size & weight | 35cm*32cm*32cm : 50units/carton, 9.6WG, 9.9GW 58.5cm*24cm*49.5cm:: 100units/carton, 19.2WG, 19.8GW |