OVLENG M4 2 in 1 Clip Wireless Buletooth Adapter with Stereo Earphone, Support TF Card, For Smart Phones

Bluetooth Version:
V4.2

Speaker Diameter:
10mm

Frequency Range:
20Hz-20KHz

Built-in microphone

Transmission Distance:
Up to 10m

Interfaces:
1 x Micro USB port, 1 x TF card slot, 1 x 3.5mm Earphone Jack

Working Voltage:
3.7V

Charging Voltage:
5V

Battery Capacity:
140mAh

Package Contents:

• 1 x USB cable
• 1 x 3.5mm Jack Headphone Cable
• 1 x Clip Wireless Adapter