| Spec. |
|
| IC chip | CSR A64110 |
| Earphone Battery Capacity | 85 MAH |
| Bluetooth Version | V 4.2
|
| Bluetooth Protocol | A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/DI1.3/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 |
| Earphone weight (pair) | 12.3g |
| product Weight（include package） | 59.5g |
| Carton Size & weight | 35cm*31cm*31cm : 100units/carton, 5.9WG, 6.3GW 58cm*31cm*34cm:: 200units/carton, 11.8WG, 12.5GW |