Battery, Charger, Earphone manufacturer / supplier in China, offering Sc-C-179495 Bb-2590 Connectors for 20ah Bb-2590 298wh Li-ion Battery Rugged Tough Waterproof Tactical Battery Packs, Bb-2590/U Male Connector Units, Snr 28dB Tactic-Al Hearing Protection Fast Helmet Headphone with an Excellent Electronic Amplification Systems and so on.