Tread Audio Box Specifications



997 g (2.2 lbs.)

Water resistance

IEC 60529 IPX7 (water), IEC 60529 IP6X (dust)1

Operating temperature range

From -20 to 70°C (from -4 to 158°F)

Storage temperature range

From -40 to 85°C (from -40 to 185°F)

Input voltage

From 8 to 14.4 Vdc

Current (max.)

40 A

Current (muted)

less than 650 mA

ANT® wireless range

Up to 3 m (10 ft.)

Compass-safe distance

203 mm (8 in.)


15 A mini-blade type

Bluetooth® wireless range

Up to 10 m (30 ft.)

On-board, Class D Amplifier

Output power per channel

4 x 100 W RMS at 14.4 Vdc input, 4 ohm, 10% THD2

Line output level (max.)

6.0 V (peak to peak)

Aux input level (typical)

1 V (RMS)


FM radio frequency range

87.5 to 107.9 MHz

FM frequency step

200 kHz

AM radio frequency range

530 to 1710 kHz

AM frequency step

10 kHz

1 The device withstands incidental exposure to water of up to 1 m for up to 30 min, and is protected against powerful jets of water. For more information, go to
2 The stereo may limit the output power to prevent the amplifier from overheating, and to maintain the audio dynamics.
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