Specifications – Sony ECM-77B Miniature Omnidirectional Lavalier Mic User Manual
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1. Actual battery life will vary based on product settings, usage patterns and environmental conditions.
2. 1 GB equals 1 billion bytes, a portion of which is used for data management functions.
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owners. /Updated: March 4, 2016
Audio
Audio Power
Output
10mW + 10mW (max. JEITA 16Ω/mW)
Antenna System
FM: Headphone Cord Antenna
Audio Format(s)
Supported
MP3 (MPEG-1 Layer3): 32 to 320kbps (incl. VBR) at 32,
44.1 and 48 kHz
WMA: ASF file format, 32-192 kbps (incl. VBR) at 44.1 kHz
Linear PCM: Wave-Riff file format, 1411kbps at 44.1 kHz
AAC: MP4, 16 to 320 kbps (incl. VBR) at 8, 11.025, 12, 16,
22.05, 24, 32, 44.1, 48 kHz
*Sampling frequency may not correspond to all
encoders.
**Copyright protected WMA, AAC-LC files cannot be
played back.
***Non-standard bit rates or non-guaranteed bit rates
are included depending on the sampling frequency.
Frequency
Response
20 to 20,000 Hz (When playing data file, single signal
measurement)
Tuner Frequency
Range
87.5 to 108.0 MHz
Audio Features
Play Mode
Normal / Repeat / Shuffle / Shuffle&Repeat / Repeat 1
Song
Sound Mode
5-band equalizer
(Heavy/Pop/Jazz/Unique/Custom)
Bass Boost
Convenience Features
Multiple Language
Display
German/English/Spanish/French/Italian/Polish/
Portuguese/Russian/
Turkish/Japanese/Korean/Simplified Chinese/Traditional
Chinese
Display
Display
Technology
TFT color display with white LED-backlight,
QQVGA (128 x 160 Pixels) 65,536 colors
Screen Size
1.77'' (4.5 cm), QQVGA (128 x 160 pixels)
General
Backlit Color
White LED-backlight
Hardware
Interface
Stereo mini-jack
Hi-Speed USB (USB 2.0 compliant)
Memory
Memory Size
4 GB
Operating Conditions
Operating
Temperature
41 'F to 95 'F (5 'C to 35 'C)
Playback features
Photo Format(s)
Supported
JPEG: Baseline Profile, Compatible with DCF 2.0/Exif 2.21
Number of pixels: Max. 2,048 x 2,048 pixcels(4,194,304
pixels)
Power
Battery Charging
(Approx)
USB-based charging: 2 Hours
Battery Life
(Approx)
MP3 128 kbps: 35 Hrs
AAC 256 kbps: 34 Hrs
FM Radio: 12 Hrs
Power Type
Built-in Rechargeable lithium-ion Battery
USB power (from a computer via a USB connector of
the player)
Weights and Measurements
Dimensions
(Approx.)
42.4 x 92.0 x 9.1 mm (1 11/16 x 3 5/8 x 3/8 inches)
(w/h/d, projecting parts not included)
43.2 x 92.3 x 9.6 mm (1 3/4 x 3 3/4 x 13/32 inches)
Weight (Approx.)
39 g (1.4 oz)
Accessories
Supplied
Accessories
Walkman (1)
Headphones (1)
USB cable (1)
Startup Guide
Instruction Manual
Specifications