Sony WH-CH720N Help Guide - Page 16
Charging the headset
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Help Guide Wireless Noise Canceling Stereo Headset WH-CH720N Charging the headset The headset contains a built-in lithium-ion rechargeable battery. Use the supplied USB Type-C cable to charge the headset before use. 1 Connect the headset to an AC outlet. Use the supplied USB Type-C cable and a commercially available USB AC adaptor. A: USB AC adaptor The indicator (orange) on the headset lights up. Charging is completed in about 3.5 hours * and the indicator turns off automatically. * Time required for charging the empty battery to its full capacity. The charging time may differ depending on the conditions of use. After charging is complete, disconnect the USB Type-C cable. System requirements for battery charge using USB USB AC adaptor A commercially available USB AC adaptor capable of supplying an output current of 0.5 A (500 mA) or more Personal computer Personal computer with a standard USB port We do not guarantee operation on all computers. Operations using a custom-built or homebuilt computer are not guaranteed. Hint The headset can be also charged by connecting the headset to a running computer using the supplied USB Type-C cable. If charging starts while the headset is on, the headset will turn off automatically. 16