Model No: WI-C400

Bluetooth: 4.2

Driver Size: 9mm Neodymium

Frequency Range: 8 Hz–22,000 Hz

Battery life: Max. 20 hrs

In-Line Controls: Yes

Vibration notification: Yes

Microphone: Yes

NFC: Yes

Warranty Period: 1 Year

In The Box:

1U WI-C400 Wireless Neckband Earphone

1U Micro-USB Cable (50 cm)

4 Pair Ear Tips (SS/S/M/L)

1U User Manual