Zoom A3 Acoustic Guitar Modeling and Effects Pedal / AD-16 AC Adapter

Number of effects:
40 + 28 guitar models
Number of simultaneous effects:
3
Number of patch memories:
20
Sampling frequency:
44.1 kHz
A/D conversion:
24-bit 128 x oversampling
D/A conversion:
24-bit 128 x oversampling
Signal processing:
32-bit floating point and 32-bit fixed point
Frequency response:
40Hz - 20 kHz +1 dB, -3 dB (into 10 kΩ load)
Input:
Type: Standard 1/4" phone jack (PICKUP), Combo XLR/TRS (MIC)

Rated input level: -20 dBm

Input impedance: 1MΩ
Output:
Type: Stereo 1/4" phone jack (L/MONO/PHONES), Monaural 1/4" phone jack (R), XLR (BALANCED OUT)
Maximum output level: L/MONO/PHONES/R: +5 dBm (output impedance load of 10 kΩ or more)
Output impedance: BALANCED OUT: 100 Ω (HOT-GND, COLD-GND), 200 Ω (HOT-COLD), GND LIFT (switch selectable)

S/N (equivalent input noise):
120 dB
Noise floor (residual noise):
-100 dBm
Battery type:
AA size (LR6) battery x 4
Continuous battery operation time:
8 hours when using 4 AA alkaline batteries
AC adapter:
DC 9V center-negative, 500 mA (Zoom AD-16)
USB:
Firmware update
Dimensions:
160.3 (D) x 108.0 (W) x 54.9 (H) mm
Weight:
640g (without batteries)
* Note: 0 dBm = 0.775 Vrms