USB Charging Cable, Travel Wall Plug and Car Charger Plug for Jawbone 1 (DSP-5P-01 / PWR-DC) Aliph Wall Charger USB Adapter Input: 100-240VAC 50/60Hz Aliph Wall Charger USB Adapter Output: +5V Level 3 Car Charger USB Adapter compatible with 12-24 V DC input voltages Car Charger USB Adapter is 500 mA max output current at 5V +/- 5% Aliph USB 2.0 Charging cable with Jawbone 1 output port. Does not work with Jawbone 2.