Lavalier Microphones
www.sony.com/proaudio
• Ultra-miniature, omni-directional
electret condenser microphone.
• Designed for quality-critical
applications in broadcasting,
theater,and field productions.
• Flat-and-wide frequency response
provides natural sound
reproduction to enable the
addition of sound effects during
the mixing process.
• Water-resistant design maintains
sound clarity in almost any
application or environment.
• Dual-diaphragm mechanism
contributes to the high sensitivity,
wide dynamic range, and low-noise
characteristics.
• Low cable-noise characteristics.
• Miniature design makes it easy to
conceal in a stage costume.
ECM-88 series
SUPPLIED ACCESSORIES
OPTIONAL ACCESSORIES
Single/Horizontal-type
tie clip (x 1)
ECM-88FPT is not supplied with mic accessories.
Single/Vertical-type
tie clip (x 1)
Urethane windscreen (x 1)
DC-78
DC power supply unit
(SMC9-4S to XLR 3-pin)
*Supplied with ECM-88B.
AD-KIT88B
Microphone accessory kit
SAD-H88B
Single/Horizontal-type
tie clip (x 6)
SAD-S88B
Safety-pin type microphone
holder (x 6)
AD-R88B
Urethane windscreen (x 12)
AD-C88
Color windscreens (x 2 sets)
FEATURES
Carrying case (x 1)
*Supplied with ECM-88B only.
SAD-V88B
Single/Vertical-type
tie clip (x 6)
• Four models available:
ECM-88B: Black-colored model
supplied with a DC-78 DC Power
Supply Unit. Two-way powering
possible - internal AA-size (LR6)
alkaline-battery operation or
external DC (12 to 48 V)
operation.
ECM-88BC: Black-colored model
supplied with a Sony 4-pin
connector (SMC9-4P), for use with
the WRT-8B/822A/822B Sony
bodypack transmitter.
ECM-88BPT: Black-colored model
supplied without a connector
(pigtail), enabling users to choose
connectors according to their
transmitter.
ECM-88FPT: Beige-colored model
supplied without a connector
(pigtail).
Frequency Response Characteristics
Dual-Diaphragm Mechanism
Directivity Characteristics
Double/Horizontal-type tie
clip (x 1)
*Supplied with ECM-88B only.
SAD-W88BL
Double/Horizontal-type
tie clip (x 6)
0°
30°
60°
90°
120°
150°
+20
+10
0
-10
-20
Response (dB)
20 50 100 200 500 1k 2k 5k 10k 20k
Backplates
Diaphragm tray
Backplate case
30°
OdB
-5
-10
-15
-20
150°
180°
Frequency (Hz)
60°
90°
120°
Diaphragm tray
Water-resistant sheet
Diaphragm
100Hz/1kHz
6KHz
10KHz
180°
0°
90°
•
Miniature, omni-directional electret
condenser microphone.
•
Worldwide-acclaim for performance
and reliability in studio, ENG, and
EFP applications.
• Wide frequency response, high
sensitivity, and low-noise
characteristics.
• Miniature design makes it easy to
conceal in a costume.
• Wide model variations to suit
specific user requirements. Four
models are available:
ECM-77B: Black-colored model
supplied with an in-line battery
unit. Two-way powering possible –
internal AA-size (LR6) alkaline-
battery operation or external DC
(12 to 48 V) operation.
ECM-77 series
FEATURES
100Hz
1KHz
6KHz
10KHz
0°
30°
60°
90°
120°
150°
180°
150°
30°
60°
90°
120°
OdB
-5
-10
-15
-20
-20
-10
0
+10
20 50 100 200 500 1k 2k 5k 10k 20k
+20
90°
0°
180°
Response (dB)
Frequency (Hz)
SUPPLIED ACCESSORIES
OPTIONAL ACCESSORIES
SAD-W77B
Double/Horizontal-type
tie clip (x 6)
SAD-S77
Safety-pin type
microphone holder (x 6)
AD-KIT77
Microphone accessory kit
SAD-H77B
Single/Horizontal-type
tie clip (x 10)
AD-C77B
Urethane windscreen (x 12)
SAD-V77B
Single/Vertical-type
tie clip (x 10)
DC-78
DC power supply unit
(SMC9-4S to XLR 3-pin)
Single/Vertical-type
tie clip (x 1)
*Supplied with ECM-77B only.
Single/Horizontal-type tie
clip (x 1)
Double/Horizontal-type
tie clip (x 1)
*Supplied with ECM-77B only.
Metal-mesh
windscreen (x 1)
Carrying case (x 1)
*Supplied with ECM-77B only.
ECM-77BC: Black-colored model
supplied with a Sony 4-pin
connector (SMC9-4P), for use with
the WRT-8B/822A/822B
Sony bodypack transmitter.
ECM-77BMP: Black-colored model
supplied with a 3-pole locking mini
plug for use with the bodypack
transmitter included in UWP Series.
ECM-77BPT: Black-colored model
supplied without a connector
(pigtail).
AD-R77B
Metal-mesh
windscreen (x 6)
AD-C77
Color windscreens (x 2 sets)
Frequency Response Characteristics
Directivity Characteristics
Frequency Response Characteristics
• Uni-directional, electret condenser microphone.
• Resistant to howling by rejecting indirect sound.
• Designed for a wide range of applications from
voice to instrumental recording.
• Wide dynamic range (101 dB), and high maximum
input-sound-pressure level (130 dB SPL).
• Low inherent-noise characteristics.
• Two models available:
ECM-66B: Black-colored model supplied with an
in-line battery unit. Two-way powering possible –
internal AA-size (LR6) alkaline-battery operation or
external DC (24 to 48 V) operation.
ECM-66BC: Black-colored model supplied with a
Sony 4-pin connector (SMC9-4P), for use with the
WRT-8B/822A/822B Sony bodypack transmitter.
• Omni-directional, electret condenser microphone.
Successor to the ECM-50 microphone, the world’s
first electret condenser lavalier microphone.
• Large microphone head of 7/16 inch diameter
offers rich sound reproduction.
• High signal-to-noise ratio and low inherent-noise
characteristics.
• One model available:
ECM-55B: Black-colored model supplied with an
in-line battery unit. Two-way powering possible –
internal AA-size (LR6) alkaline-battery operation
or external DC (12 to 48 V) operation.
ECM-66 series ECM-55 series
0°
30°
60°
90°
120°
150°
180°
150°
30°
60°
90°
120°
OdB
-5
-10
-15
-20
-20
-10
0
+10
20 50 100 200 500 1k 2k 5k 10k 20k
+20
90°
0°
180
Response (dB)
Frequency (Hz)
100Hz
1KHz
10KHz
FEATURES FEATURES
OPTIONAL ACCESSORIES
AD-R66B
Urethane
windscreen (x 12)
SAD-H55B
Single/Horizontal-type
tie clip (x 10)
SUPPLIED ACCESSORIES
Single/Vertical-type
tie clip (x 1)
*Supplied with
ECM-66B only.
Single/Horizontal-type
tie clip (x 1)
Urethane
windscreen (x 1)
Carrying case (x 1)
*Supplied with
ECM-66B only.
Carrying case (x 1)
SUPPLIED ACCESSORIES
Metal-mesh
windscreen (x 1)
OPTIONAL ACCESSORIES
AD-R55B
Metal-mesh
windscreen (x 6)
SAD-H55B
Single/Horizontal-type
tie clip (x 10
)
Single/Vertical-type
tie clip (x 1)
Single/Horizontal-type
tie clip (x 1)
Double/Horizontal-type
tie clip (x 1)
0°
30°
60°
90°
120°
150°
180°
150°
30°
60°
90°
120°
OdB
-5
-10
-15
-20
-20
-10
0
+10
20 50 100 200 500 1k 2k 5k 10k 20k
+20
0°
90°
180°
Response (dB)
Frequency (Hz)
100Hz
1KHz
3KHz
10KHz
Directivity Characteristics Frequency Response Characteristics Directivity Characteristics
• Omni-directional, electret
condenser microphone.
• Cost-effective miniature
microphone provides superb sound
quality.
• Wide model variations to suit
specific user requirements. Four
models are available:
ECM-44B: Black-colored model
supplied with an in-line AA-size
(LR6) alkaline-battery unit.
FEATURES
SUPPLIED ACCESSORIES
OPTIONAL ACCESSORIES
Urethane Windscreen (x 1)
AD-R44B
Urethane windscreen (x 12)
Carrying case (x 1)
*Supplied with ECM-44B only.
SAD-H44B
Single/Horizontal-type
tie clip (x 10)
Single/Horizontal-type
tie clip (x 1)
DC-78
DC power supply unit
(SMC9-4S to XLR 3-pin)
ECM-44BC: Black-colored model
supplied with a Sony 4-pin
connector (SMC9-4P), for use with
the WRT-8B/822A/822B Sony
bodypack transmitter.
ECM-44BMP: Black-colored model
supplied with a 3-pole locking mini
plug for use with the bodypack
transmitter included in UWP series.
ECM-44BPT: Black-colored model
supplied without a connector
(pigtail).
-20
-10
0
+10
20 50 100 200 500 1k 2k 5k 10k 20k
+20
90°
0°
180°
Response (dB)
Frequency (Hz)
Frequency Response Characteristics Directivity Characteristics
0°
30°
60°
90°
120°
150°
180°
150°
30°
60°
90°
120°
OdB
-5
-10
-15
-20
100Hz/1KHz
3KHz
10KHz
ECM-44 series
• Uni-directional, electret condenser
microphone.
• Resistant to howling by rejecting indirect
sound.
• Reasonably priced lavalier microphone ideal
for institutional use and sound-contracting
applications such as speeches, lectures, and
conferences.
• Two models available:
ECM-166BC: Black-colored model supplied
with a Sony 4-pin connector (SMC9-4P), for
use with the WRT-8B/822A/822B Sony
bodypack transmitter.
ECM-166BMP: Black-colored model supplied
with a 3-pole locking mini plug for use with
the bodypack transmitter included in UWP
series.
• Omni-directional, electret condenser
microphone
• Ear-clip style design wearable on either the
left or right ear
• Secure and comfortably fit with the
adjustable soft-texture ear hook and
detachable headband
• Ideal for a variety of multimedia presentation
applications ranging from seminars,
conferences to lectures and workshops
• Two types available:
ECM-322BC: Black-colored model supplied
with a Sony 4-pin connector (SMC9-4P), for
use with the WRT-8B/822A/822B Sony
bodypack transmitter.
ECM-322BMP: Black-colored model supplied
with a 3-pole locking mini plug for use with
the bodypack transmitter included in UWP
series.
ECM-166 series ECM-322 series
FEATURES
FEATURES
SUPPLIED ACCESSORIES
Single/Horizontal-type
tie clip (x 1)
Urethane windscreen (x 1)
SPECIFICATIONS
*1
ECM-88B used with the supplied DC-78 battery unit.
*2
ECM-88FPT is not supplied with mic accessories.
*3
D.H. tie clip and microphone case are supplied with ECM-88B only.
*4
S.V. tie clip, D.H. tie clip,and microphone case are supplied with ECM-77B only.
*5
S.V. tie clip and microphone case are supplied with ECM-66B only.
ECM-88 Series ECM-77 Series ECM-66 Series ECM-55 Series
Model Variations
XLR type ECM-88B with supplied ECM-77B ECM-66B ECM-55B
(Supplied with a battery unit and XLR-3-12C type connector.) DC-78
Pigtail type ECM-88BPT ECM-77BPT — —
(Supplied without a connector <pigtail>.) ECM-88FPT
SMC type ECM-88BC ECM-77BC ECM-66BC —
(Supplied with a Sony 4-pin <SMC9-4P> connector.)
BMP type — ECM-77BMP — —
(Supplied with a 3.5 mm diameter, 3-pole mini plug.)
Capsule type Electret Condenser
Frequency response 20 Hz to 20 kHz 40 Hz to 20 kHz 70 Hz to 14 kHz 30 Hz to 18 kHz
Directivity Omni-directional Uni-directional Omni-directional
Sensitivity XLR type -52.0 dB ±2 dB
*1
-52.0 dB ±2 dB -50.0 dB ±2 dB -52.0 dB ±2 dB
(0 dB=1 V/Pa, at 1 kHz) Pigtail/SMC/BMP type -39.0 dB (11.2 mV) -36.5 dB (15 mV) —
Output impedance at 1 kHz XLR type 100 Ω ±20% (balanced) *1150 Ω ±20% (balanced) 100 Ω ±20% (balanced)
Pigtail/SMC/BMP type 2.5 kΩ ±30%
(unbalanced)
—
Dynamic range 99 dB or more 90 dB or more 101 dB or more 98 dB or more
Signal-to-noise ratio (A-weighted, 1 kHz, 1 Pa.) 68 dB or more 64 dB or more 65 dB or more 66 dB or more
Inherent noise (0 dB SPL = 2E-5 Pa.) 26 dB SPL or less 30 dB SPL or less 29 dB SPL or less 28 dB SPL or less
Wind noise (with windscreen, at 2 m/s) 45 dB SPL or less 40 dB SPL or less 50 dB SPL or less 40 dB SPL or less
(0 dB SPL = 2E-5 Pa.)
Induction noise from external magnetic field 5 dB SPL or less
(dB SPL/1E-7 T, 0 dB SPL = 2E-5 Pa.)
Maximum input sound pressure level (0 dB SPL = 2E-5 Pa.) 125 dB SPL 120 dB SPL 130 dB SPL 126 dB SPL
Power supply Battery IECR6 or LR6
*1
IECR6 or LR6
(XLR type only) Battery life (LR6) Approx. 6000 h
*1
Approx. 6000 h Approx. 400 h Approx. 6000 h
External power DC 12 to 48 V
*1
DC 12 to 48 V DC 24 to 48 V DC 12 to 48 V
Power requirements XLR type DC 1.5 V
*1
DC 1.5 V
Pigtail/SMC/BMP type DC 1.1 to 10.0 V
Current drain XLR type (internal battery) 0.3 mA or less
*1
0.3 mA or less 3.5 mA or less 0.3 mA or less
XLR type (external power) 2 mA or less
*1
2 mA or less
Pigtail/SMC/BMP type 0.4 mA or less
Cable length XLR type 8.2 feet 9.8 feet
Pigtail type 8.2 feet 9.8 feet —
SMC/BMP type 3.9 feet —
Dimensions Microphone head
5
/32 x 5/32 x 11/16 inch
1
/4 diameter x 1/2 inch
7
/16 diameter x 31/32 inch
7
/16 diameter x 27/32 inch
Clip attachment area:
5
/32 inch diameter
Power unit (XLR type only)
13
/16 diameter x 5 3/4 inches
13
/16 diameter x 5 1/4 inches
13
/16 diameter x 6 2/1 inches
13
/16 diameter x 5 1/4 inches
Weight Microphone head only 0.02 oz (0.6 g) 0.05 oz (1.5 g) 0.25 oz (7 g) 0.23 oz (6.5 g)
Total XLR type 5.7 oz (162 g) 4.3 oz (122 g) 5.9 oz (167 g) 4.5 oz (127 g)
Pigtail type 0.7 oz (20 g) 0.9 oz (26 g) —
SMC type 0.7 oz (22 g) 0.8 oz (23 g) 1.1 oz (30 g) —
BMP type — 0.6 oz (17 g) —
Supplied accessories S.H. tie clip (x 1)
*2
S.H. tie clip (x 1) S.H. tie clip (x 1) S.H. tie clip (x 1)
S: Single type, S.V. tie clip (x 1)
*2
S.V. tie clip (x 1)
*4
S.V. tie clip (x 1)
*5
S.V. tie clip (x 1)
D: Double type, D.H. tie clip (x 1)
*3
D.H. tie clip (x 1)
*4
U. windscreen (x 1) D.H. tie clip (x 1)
V: Vertical type, U. windscreen (x 1)
*2
M. windscreen (x 1) Microphone case (x 1)
*5
M. windscreen (x 1)
H: Horizontal type, Microphone case (x 1)
*3
Microphone case (x 1) *4Operating instructions (x 1) Microphone case (x 1)
M: Metal-mesh type, Operating instructions (x 1) Operating instructions (x 1) Operating instructions (x 1)
U: Urethane type Ferrite clamp (x 1)
ECM-44 Series ECM-166 Series ECM-322 Series
Model Variations
XLR type ECM-44B — —
(Supplied with a battery unit and XLR-3-12C type connector.)
Pigtail type ECM-44BPT — —
(Supplied without a connector <pigtail>).
SMC type ECM-44BC ECM-166BC ECM-322BC
(Supplied with a Sony 4-pin <SMC9-4P> connector.)
BMP type ECM-44BMP ECM-166BMP ECM-322BMP
(Supplied with a 3.5 mm diameter, 3-pole mini plug.)
Capsule type Electret Condenser
Frequency response 40 Hz to 15 kHz 100 Hz to 10 kHz 50 Hz to 18 kHz
Directivity Omni-directional Uni-directional Omni-directional
Sensitivity XLR type -53.0 dB ±3 dB —
(0 dB=1 V/Pa, at 1 kHz) Pigtail/SMC/BMP type -40.0 dB (10 mV) -45 dB (5.6 mV) -42 dB (7.91 mV)±3db
Output impedance at 1 kHz XLR type 250 Ω ±20% (balanced) —
Pigtail/SMC/BMP type 2.5 kΩ ±30% (unbalanced) 1.4 k Ω ±30% (unbalanced)
Dynamic range 90 dB or more 96 dB or more 81 dB or more
Signal-to-noise ratio (A-weighted, 1 kHz, 1 Pa.) 62 dB or more 60 dB or more
Inherent noise (0 dB SPL = 2E-5 Pa.) 32 dB SPL or less 34 dB SPL or less
Wind noise (0 dB SPL = 2E-5 Pa.) 40 dB SPL or less — 55 dB SPL or less
(with windscreen, at 2 m/s)
Induction noise from external magnetic field 5 dB SPL or less —
(dB SPL/1E-7 T, 0 dB SPL = 2E-5 Pa.)
Maximum input sound pressure level (0 dB SPL = 2E-5 Pa.) 122 dB SPL 130 dB SPL 115 dB SPL
Power supply Battery IECR6 or LR6 —
XLR type only) Battery life (LR6) Approx. 6000 h —
External power —
Power requirements XLR type DC 1.5 V —
Pigtail/SMC/BMP type
DC 1.1 to 10.0V
Current drain XLR type (internal battery) 0.3 mA or less —
XLR type (external power) —
Pigtail/SMC/BMP type 0.4 mA or less 1.3 mA or less
Cable length XLR type 9.8 feet —
Pigtail type 9.8 feet —
SMC/BMP type 3.9 feet
Dimensions Microphone head
11
/32 diameter x 19/32 inch1/2 diameter X 15/16 inch
11
/32 diameter x 6 5/8 inch
Power unit (XLR type only)
13
/16 diameter x 5 inches —
Weight Microphone head only 0.07 oz 0.12 oz —
Total XLR type 4.3 oz —
Pigtail type 1.0 oz —
SMC type 0.8 oz 1 oz 0.4 oz without connector
BMP type 0.6 oz 0.7 oz 0.4 oz without connector
Supplied accessories S.H. tie clip (x 1) U. windscreen (x 1) Headband (x 1), clip (x1)
S: Single type, U. windscreen (x 1) Tie clip (x 1) Carrying Case (x 1)
H: Horizontal type, Microphone case (x 1) * Operating instructions (x 1) Operating Instructions (x 1)
U: Urethane type Operating instructions (x 1)
* The microphone case is supplied with only ECM-44B.
A-1108-C
MK10077V3
Printed in USA (5/07)
©2007 Sony Electronics Inc. All rights reserved.
Reproduction in whole or in part without written permission is prohibited.
Features, design and specifications are subject to change without notice.
All non-metric weight and measurements are approximate.
Sony is a registered trademark of Sony.
Sony Electronics Inc.
1 Sony Drive
Park Ridge, NJ 07656
www.sony.com/proaudio
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