roduct DescriptionHighlight:1. Bluetooth Version: V4.0
2. With a speakerphone, echo processing
3. High-quality audio processing A2DP V1.2
4. Stereo output, built-in subwoofer diaphragm, good bass
5. The transmission distance of more than 10M
6. Support LINE IN function,support TF card
7. Built-in high-capacity battery
8.PC/CTN:20PCS/CTN
9.CT Size:48*36*42cM
10.Product size:160*70*35mm
Specification:MaterialPlasticRated Power60Hz-15KHzSNR≥70dbDistortion≤0.5%Operating voltage3.7- 4.2VBattery Capacity500MAhSpeaker2 * 3W /4ΩPower SupplyRechargeable lithium battery can be replaced