FREQUENCY RESPONSE: 300 - 4000Hz at 2.4cm/sec 300 - 3000Hz at 1.2cm/sec
MICROPHONE: Built-in electret condenser
INPUTS: DC In, 3V; External Microphone
OUTPUTS: Earphone mini jack
SPEAKER: Mono: 1” (28mm) dia. x 1
POWER OUTPUT: 250mW (at 10% THD)
POWER REQUIREMENTS: DC 3V with “AAA” x 2 Batteries
AC 120V 60Hz with optional AC Adaptor
BATTERY LIFE: Approx 7 hrs with Sony alkaline batteries (not incl.)
DIMENSIONS (WHD): 2 5/32" x 4 3/4" x 29/32" (54.5 x 120 x 22.4mm)
WEIGHT: 5.9 oz (165g) with batteries
Specifications
Tape System 4 Track, 1 Channel Monaural Cassette
Frequency Response 300-4000Hz at 2.4cm/sec 300-3000Hz at 1.2cm/sec
Microphone Built-In Electret Condenser
Inputs DC In, 3V; External Microphone
Outputs Earphone Minijack
Speaker Mono: 1" (28mm) dia. x 1
Power Output 250 mW (at 10% THD)
Power Requirements DC 3V with "AAA" x 2 Batteries AC 120V 60Hz with optional AC Adaptor
Battery Life Approx 7 hrs with Sony alkaline batteries (not incl.)
When you order this item you will get a Sony BM575 or a Sony BM577 depending on Availability. They are the Same Machine with a few extras on the Sony BM577 a like battery meter and a "Cue button".