SHANTOU DR-58 Bluetooth Headset User Manual

Bluetooth headset
USB charging:
Frequency:
Wireless frequency:
Wireless distance:
Frequency response:
Output power:
Signal to noise ratio:
Charging time:
Frequency range:
Sensitivity:
Impedance value:
Drive unit:
Duration:
Renewal time:
Transmission distance:
Battery capacity:
Transmitting frequency:
DR-58
5.0 (Wireless system compatible with
Wireless 2.1/2.0/1.2)
DC 5V
87.5-108MHz
2.401-2.480GHz
10 meters
50Hz-20KHz
35mW
88Db
2 hours.
20KHz-20000KHz
90dB/mW
32 ohm
40mm
5~6 hours
40 hours.
10 meters
250mA
2402MHz-2480MHz
Support TF card, Wireless, Make call.
Welcome to use!
Model:
Wireless solution:
For example
Warning:
Changes or modifications to this unit not expressly approved by the
party responsible for compliance could void the user’s authority to
operate the equipment.
NOTE:
This device complies with part 15 of the FCC Rules. Operation is
subject to the following two conditions: (1) This device may not cause
harmful interference, and (2) this device must accept any interference
received, including interference that may cause undesired operation.
FCC Statement:
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 protection against
harmful interference in a residential installation. This equipment
generates, uses and can radiate radio frequency energy and, if not
installed and used in accordance with the instructions, may cause
harmful interference to radio communications. However, there is no
guarantee that interference will not occur in a particular installation. If
this equipment does cause harmful interference to radio or television
reception, 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
separation 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.