Shure Microflex MXCW - MXCW640 Power and USB Specifications; Power Details (Battery, Consumption, Charge Time); USB Charging Specifications

Shure Incorporated
74/86
Transmission Protocols
ISO/IEC 14443
Antenna Type
Internal NFC Loop Antenna
Power
Battery Type
Shure
, Lithium-Ion
Battery Connector
Proprietary blade
Battery Voltage
3  4.2 V
Nominal Capacity
35 Wh
Power Consumption
3 W, typical
Operating Time
> 11 hours, typical
Charge Time
6 hours : 30 minutes typical when powered off
8 hours typical when powered on
When charged from USB port
USB
Input Voltage Range
4.5  5.25 V
Power Consumption
10 W maximum
Recommended Cable
28 AWG/1 P + 22 AWG/2 C, <1.5 m