Battery

4000-6000mah Lithium batteries

115MM Φ25 WOOFER

Professional Grade Audio Amplifier Board

MP5 Player Detector Module FM Bluetooth Decoders Support USB TF MP3 WAV Lossless Decoding Diy Kit Electronic PCB Board Module

13300-Focus on the development of electronic cigarette battery

109 US Standard

52X52MM Φ16 FULL FREQUENCY LOUDSPEAKER

Haoxin 3.7V 18650 1200mAh 4.44Wh

66X66MM Φ16 FULL FREQUENCY LOUDSPEAKER