Dimensions: 3-5/8 inches Length x 2-3/8 inches W x 7/8 inches H (92.1 millimeters x 60.3 millimeters x 22.2 millimeters)
Weight: 3.8 ounces (110 grams) with battery
Color and Material: Gray, shatter-proof polypropylene
Battery Type: 1.5V (AA) x 2, Alkaline (BAT 001) or rechargeable AA NiMH (BAT 026)
Battery Life: Up to 200 hours with BAT 001, 40 hours/charge with BAT 026, 8 mA, nom. current drain
Microphone: Omnidirectional condenser, plug-mount-type, 3.5 millimeters mini phone plug
Earphone (3 Styles): Dynamic, wide-range “earbud” type, Samarium-Cobalt magnet, 32 Ohm, 39” (1 m) cord, 3.5 millimeters mini phone plug (mono)
Controls:
Volume: rotary on/off/volume control
Gain: Internal rotary maximum gain control (screwdriver adjust) 20–45 dB acoustic gain w/EAR 013
Tone: Internal rotary tone control (screwdriver adjust); +17 dB at 16 kHz at max. setting
Microphone Connector: 3.5 millimeters mini phone jack (mono)
Earphone Connector: 3.5 millimeters mini phone jack (mono)
Charging Jack: External side jack, 2.1 mm, Charger TFP 008 can also be used as power supply
Frequency Response: 50 Hz–16 kHz, +1 –4 dB (electrical response)
Max. Distortion: .5% THD (electrical)
Max. Output Power: 125 mW into 16 Ohms (electrical)
Approvals: RoHS, WEEE
Warranty: 5 years, parts and labor*