Echo 1

Echo 1 3 Frequencies 4kHz 19kHz 30kHz Battery Type 261020 (3.7V) Lithium (Super Cell)Battery Life 261020 (3.7V) 40 hrs

Depth Range 130 Feet (40 Meters) Dimensions 1.25 in x 15 in (32 cm x 38 cm)

Mag 3 Receiver Specifications

Model Number…..……………………………Mag 3Frequencies.…………………………..4, 19, 30 kHzPower Source……………Lithium-ion Battery PackBattery Life……………….……….…Up to 50 hoursGraphic Display……………….…………………LCDTelemetry Channels…………………………….…..4Telemetry Range………Up to 1800 ft (550 Meters)Operating Temperature.-4 F to 140 F (-20 to 60 C)Accuracy………………………….…+- 5% absoluteWeight…………………………..……6.5 lbs (2.9 kg)

Mag 3 Display Specifications

Model Number………………………………Mag D3Power Source……………Lithium-ion Battery PackBattery Life…………………………..Up to 50 hoursGraphic Display……………………………….…LCDTelemetry Channels…………………………..……..4Telemetry Range……….Up to 1800 ft (550 Meters)Operating Temperature..-4 F to 140 F (-20 to 60 C)Mounting………………………….…..Magnetic base

MAG 3

Echo ST-DX Single Frequencies 30kHz Battery Type 18650 Rechargeable Lithium Battery Life 18650 (3.7v) 20 Hours

Depth Range 60 Feet (18 Meters)

Dimensions 1 in x 8in ( 2.5 cm x 20 cm)

Echo ST-DX