Js-8021 stereo bluetooth headset with earphone can listen to music Earphone stereo bluetooth headset, can listen to mobile music, can talk.
Support 8GB TF card expansion, FM radio function.                                           Product specification: V3.0 version 
The transmission range can be up to 10 meters 
2.4 G - 2.4835 GHZ ISM frequency band 
The call time is about 10 hours, and the plug card plays music for 6 hours.
Charging time is 4 hours. The 450MAH lithium ion is used in the built-in lithium battery.

Customized packaging or printing can be made according to customers' requirements. It is the best choice for enterprise promotion, marketing promotion and advertising gifts

Welcome foreign businessmen to purchase in large quantities!