serial Number

project

parameter characteristics

1.01

model

MY-14

1.02

Product Type Stereo type

Bluetooth headset

1.03

Track system

Wireless Stereo

1.04

control mode The control mode

1 entity button

1.05

Active passive Active passive

Active

1.06

Bluetooth solution Bluetooth solutions

Jerry AD6973D

1.07

Bluetooth version Bluetooth version

Bluetooth V5.3

1.08

Bluetooth protocol supported S upport

Bluetooth profile

a2dp 1.3\avctp 1.4\avdtp 1.3\ avrcp 1.5 \

hfp 1.5 \spp 1.0\rfcomm 1.2\pnp 1.3 \

hid 1.0\sdp core4.2\l2cap core 4.2

1.09

Bluetooth working frequency Bluetooth working frequency

2.402GHz-2.480GHz

1.10

Receiving sensitivity ( TYP)

-85 dBm

1.11

bluetooth effective distance Bluetooth range

≤10 rice

1.12

Horn power

Rating 3mW

1.13

Headphone RF power level

Class2

1.14

Headset Power amplifier type Power amplifier type

Built-in chip

1.15

audio signal-to-noise ratio S/N

≥90dB

1.16

Frequency response frequency response

50Hz~20kHz

1.17

speaker Unit Speaker type

Full-frequency speaker 1332ohm

1.18

microphone MIC

silicon wheat,-42dB±3dB,

1.19

Built-in battery B attery

lithium battery-3.7V

1.20

Music Time Music time

about5 hours (80% volume)

1.21

Call time T alk time

About4.5 time (80% volume)

1.22

Charging input standard Charging input criteria

Self-charging warehouse

1.23

Charging time C harging time

About1.5 hours

1.24

Battery cycle life

Charge and discharge loop≥300 times

1.25

temperature\ humidity Range

Products in dry and ventilated room, should avoid contact with corrosive substances, away from fire source and heat source. Each product during storage3 monthly charging1 times. Job:0~40℃, storage:-10~45℃, working humidity: less70%, storage humidity: less70%

Charging bin

2

Charging case battery capacity

3.7V/350mAh

3

Charging voltage

5V

4

Charging current

350MA

5

Charging time

About1.5 hours

6

Charging times of Bluetooth headset

About2.5 times