Suzhou YOKO BCT Electronic YKU4A BCT Bluetooth Headset User Manual

User Manual

Short press

VO+ button to

increase the volume

Short press

VO- button to

decrease the volume

Press and hold

VO+ button

Press and hold

VO- button

FCC CAUTION:

This device complies with Part 15 of the FCC Rules. Operaon is subject to the following

two condions:

(1) this device may not cause harmful interference, and

(2) this device must accept any interference received, including interference that may cause

undesired operaon.

Note:

This equipment has been tested and found to comply with the limits for a Class B digital

device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide

reasonable protecon against harmful interference in a residenal installaon. This

equipment generates, uses and can radiate radio frequency energy and, if not installed

and used in accordance with the instrucons, may cause harmful interference to radio

communicaons. However, there is no guarantee that interference will not occur in a

parcular installaon. If this equipment does cause harmful interference to radio or television

recepon, which can be determined by turning the equipment oﬀ and on, the user is

encouraged to try to correct the interference by one or more of the following measures:

Reorient or relocate the receiving antenna.

Increase the separaon between the equipment and receiver.

Connect the equipment into an outlet on a circuit diﬀerent from that to which the

receiver is connected.

Consult the dealer or an experienced radio/TV technician for help.

Please take aenon that changes or modiﬁcaon not expressly approved by the party

responsible for compliance could void the user's authority to operate the equipment.

FCC RF EXP OSU RE STATEMENT:

The device has been evaluated to meet general RF exposure requirement, The device can

be used in portable exposure condion without restricon.