User guide

www.mic-w.com
i825/i855 Kit
Lavalier microphones
User’s Manual
a member of BSWA Technology Ltd.
Unit 1003, North Ring Center, No.18 Yumin Road, Xicheng District
Beijing 100029, China
Phone: [phone]
Fax: [phone]
Email: [e-mail]
Web: www.mic-w.com
MicW microphones
Product features and specications are subject to change without notice
1. INTRODUCTION
Welcome to the MicW i series of professional
microphones. We have been producing high
quality microphones for test and measurement
and studio recording for over 10 years. Our
unique knowledge of diaphragm technology
has enabled us to offer you very high quality
products for audio applications.
The i series is designed specically for the
iPad, iPhone,iPod Touch and other mobile
devices, offering outstanding
audio performance for recording and
broadcasting.
The omnidirectional i825 and cardioid i855
lavalier microphones are recommended
for on air productions, forum discussions,
and durable enough for ENG use. The
minimal size of these microphones makes
them perfectly suitable for Television and
Video productions.
2. POWER SUPPLY
The i825 and i855 does not require an
additional battery for power
3. APPLICATIONS
The i825 and i855 can be used as a
high quality alternative to the internal
microphone on the iPad, iPhone,iPod
Touch and other mobile device . Use for
convenient interview recording , ENG, HD
video production, hearing aids, dictation,
conference and more.
4.DIRECTIONAL CHARACTERISTIC
The i825 is omni directional microphone.
The typical polar pattern is given in the
following chart
Polar Pattern of i825
10db
1kHz
0
345
195 165
330
210
315
225
300
240
285
255
270
90
75
105
60
120
45
135
30
150
15
180
Polar Pattern of i855
10db
1kHz
0
345
195 165
330
210
315
225
300
240
285
255
270
90
75
105
60
120
45
135
30
150
15
180
The i855 is cardioid microphone
with the following polar pattern.
5. FREQUENCY RESPONSE
The typical frequency responses are given in
the following charts
Typical Frequency Response
of i825 at 50cm from the source
20
10
0
-10
-20
-30
20 200 2000 20000
Typical Frequency Response
of i855 at 50cm from the source
20
15
10
5
0
-5
-10
-15
-20
-25
-30
20 200 2000 20000
6. MICROPHONE INSTALLATION
Simply plug the i825 or i855 into your
headphone jack socket of the iPad,
iPhone,iPod Touch or other mobile devices ,
The application examples are given below with
the accessories provided.
1 i825 with recording software on iPhone