Physical & Performance:

Unit dimensions, WxHxD: 4.5" x 4.5" x 2.4" (11.4 x 11.4 x 6.1 cm)

Display size, WxH: 2.1" x 2.8", 3.5" diagonal (5.3 x 7.1 cm, 8.9 cm diagonal)

Display resolution, WxH: 240 x 320 pixels

Display type:    QVGA

Weight: 9.6 oz (272 g)

Waterproof: yes (IPX7)

Features:

CANet® compatible:   no

Audible alarms: yes

Dual-frequency sonar capable: no

Dual-beam sonar capable : yes

Split-screen zoom: yes

Ultrascroll™ (displays fish targets at higher boat speeds):        yes

See-thru® technology (exposes fish hidden in cover): yes

Fish Symbol ID (helps identify fish targets): yes

AutoGain Technology (minimizes clutter, maximizes targets): yes

Whiteline (indicates hard or soft bottom): yes

Adjustable depth line (measures depth of underwater objects): yes

A-scope (real time display of fish passing through transducer beam): no

Bottom lock (shows return from the bottom up): yes

Water temperature log and graph: yes

Water temperature sensor included:     yes

Water speed capable (displays speed on water): yes

Other:

Frequency: 80/200 kHz (dual beam)

Transmit power: Dual Beam, 150 W (RMS), 1,200 Watts (peak to peak)

Voltage range: 10-20 VDC

Maximum depth: 900 ft (dual beam)

Cone angle: 45° or 15° (dual beam)

In the box : Fishfinder 300C, Transom/trolling mount transducer (dual beam), 6ft. power/data cable, Bail mounting bracket , Flush mount hardware , Quick start manual