Main Features: ● Waterproof IPX4 level， sweat and splash proof.
● Support APR-X HiFi sound quality.
● NFC quick pairing， connect two phones at the same time.
● CVC intelligent noise reduction.
● 8 hours playing time， 2 hours charging time.

Specification:
Bluetooth: V4.0
Output Power: 10mW
Battery: Li-ion 130mAh
Stand-by Time: 180 hours
Charging Voltage: DC 5V
Drive: 10mm
Sensitivity: 10dB
Impedance: 32 ohms
Frequency: 20Hz - 20KHz Function: Answering Phone，Bluetooth，HiFi，Microphone，Noise Cancelling，Song Switching，Voice control，Waterproof Connectivity : Wireless
Application: Computer，DJ，For iPod，Mobile phone，Portable Media Player，Sport
Cable Length (m): 0.2M Package weight: 0.251 kg
Package size (L x W x H): 10.00 x 4.50 x 18.00 cm / 3.94 x 1.77 x 7.09 inches Package Contents: 1 x Earphones， 1 x English User Manual， 4 x Ear Tip， 1 x USB Cable