Model:

VN-180 and VN-90

Recording media:

Built-in flash memory.

Memory capacity:

VN-180: 16 MB
VN-90: 8 MB.

Recording time:

VN-180: Standard Play (SP): approx. 67 min.
Long Play (LP): approx. 180 min.

VN-90: Standard Play (SP): approx. 33 min.
Long Play (LP): approx. 90 min.

File format:

ADPCM (Adaptive Differential Pulse Code Modulation).

Folders:

3 (A, B, and S).

Messages per folder:

100.

Alarm settings:

20 messages (in A+B+S folders) and 1 day (in S folder).

Speaker:

Built-in 28 mm round dynamic speaker.

Practical output max.:

120 mW.

Earphone jack:

3.5 mm diameter, impedance 8 ohm.

Microphone jack:

3.5 mm diameter, impedance 2 kohm.

Microphone sensitivity:

Switchable between Hi/Lo.

Sampling frequency:

SP: 8kHz / LP: 4kHz.

Power source:

Two 1.5 V AAA (LR03 or R03) batteries.

Continuous battery duration time:

Approx. 30 hours (recording using alkaline-manganese dry cell batteries).

Dimensions:

115 (H) x 15 (D) x 44 (W) mm.

Weight:

66 g (including batteries).