Specifications

Specification

Measurement

Dimensions (H x W x D)

Head unit: 75 x 160 x 104 mm (3.0 × 6.3 × 4.1 in.)

Fist mic: 100 × 60 × 31 mm (3.9 × 2.4 × 1.2 in.)

Weight

Head unit: 655 g (1.45 lbs.)

Fist mic: 245g (0.54 lbs.)

Operating temperature range

From −20° to 55°C (from −4° to 131°F)

Water rating

Head unit: IEC 60529 IPX6 and IPX71

Fist mic: IEC 60529 IPX72

Compass-safe distance

Head unit: 70 cm (27 9/16 in.)

Fist mic and fist mic hanger: 40 cm (15 3/4 in.)

Operating voltage

From 9.6 to 32 Vdc

Current draw @ 12 V

Head unit: 700 mA, 6 A maximum

Fist mic: 90 mA, 0.9 A maximum

VHF/AIS antenna connector

S0-239 (50 ohms)

Maximum antenna gain

6 dBi

Antenna port impedance

50 ohms

External GNSS antenna connector

SMA

Maximum fist mic speaker output power

5 W RMS, <1% THD

Maximum external speaker output power

15 W RMS, <1% THD, 4 Ω

Maximum hailer loudspeaker output power

25 W RMS, <1% THD, 4 Ω

Remote station support

Up to five Garmin Signal™ RM 100 remote stations

NMEA 2000® LEN @ 12.0 Vdc

1 (50 mA)

VHF Frequency Range

Tx: 156.025 – 162.025 MHz

Rx: 156.025 – 163.275 MHz

Wireless frequency and output power

156.025 – 162.025 MHz: < 44 dBm

2401 – 2473 MHz: < 16.5 dBm

2400 – 2480 MHz: < 10dBm

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 www.garmin.com/waterrating.
2 The device withstands incidental exposure to water of up to 1 m for up to 30 min. For more information, go to www.garmin.com/waterrating.
GUID-60E76EAD-A560-449E-A528-6C89D9026DB3 v1
May 2026