Features：
1. Use the latest Bluetooth wireless technology to connect to your phone
2. Stylish design, enjoy wireless music anytime, anywhere.
3. Hands-free calling function, truly liberate your hands and realize safe riding.
4. Built-in 450mAh*2 rechargeable lithium-ion battery to ensure standby time and working time. 5.0 CSR BT chip, real high-fidelity sound.
5. The battery level of the product can be displayed on the phone.
6. DIY design, can be disassembled freely.
Product Specifications:
BT version: 5.0
Frequency: 2.402GHz-2.480GHz
BT distance: 10m~20m (depending on the environment around the device such as obstacles)
Microphone transmission distance: ≤1m
Li-ion battery: 3.7V/450mAh
Playing time: ≤16 hours
Charging voltage: 5V
Charging time: about 3 hours
Standby time: ≤720 hours
BT pairing name: BT23
packing list:
Wireless earphone x1
Micro USB charging cable x1
English manual x1