Amazon.com: Gomadic Unique Coiled USB Charge and Data Sync Cable for The Panasonic SDR-SW21 Video Camera – Charging and HotSync Functions with one Cable. Built with TipExchange : Cell Phones & Accessories
Amazon.com : Battery Pack and USB Travel Charger for Panasonic SDR-S15, SDR-S26, SDR-SW20, SDR-SW21, SDR-SW28 Camcorder : Electronics
Synergy Digital SDR-SW21-SDXM-AD2 Panasonic SDR-SW21 Camcorder External Microphone XM-AD2 Dual Channel XLR-Mini Audio Adapter for DSLR’s, Camcorders and Pro