1. Bluetooth V4.2 technology, compatible with most Bluetooth-enabled devices
2. Powerful connection
3. Built-in microphone for hands-free phone calls
4. With rechargeable lithium battery which offers 4 hours of continuous playback
5. Mini size, easy to carry
42*42mm
1 x USB cable, 1 x Manual, 1 x Speaker, 1 x Lanyard
500mAh
90g
2 hours
Silicone, Metal
V4.2
3W
up to 4 hours
20Hz-20KHz
Up to 10m
5V