AI-Powered Fish Detection

No need to guess what's on your sonar screen. CHIRP+ 4's built-in AI interprets raw scan data in real time, automatically identifying fish from noise, so you can focus on catching, not decoding readings.

AI performance steadily improves with continuous updates

Castable sonar with AI-powered scan data interpretation

Fish Locations on Your Maps

• With CHIRP+ 4, you’ll see detected fish not only during live scanning but also on your saved maps in both 2D and 3D. View past fish marks anytime.

Multi-Layered Personal Maps

• Scan the depths and map out the bottom in great detail.
• Create your own detailed personal depth maps that reveal underwater contours and structure, helping you understand every fishing spot.

Powerful and Variable CHIRP Technology

• Choose between 3 beam widths and explore the bottom structure in rarely seen clarity with whichever option suits your needs. Analyze lakebed features/hardness, vegetation, and depth with 100 meter, all in one cast!

4x more pixels in shallow waters

• 4x more pixels means distinguishing features, such as fish, bottom drop-offs, and snags, in depths of up to 5 meter, become significantly easier for any angler.

Built-in triple beam system

• Choose between 3 beam widths and explore the bottom structure in rarely seen clarity with whichever option suits your needs.

Perfect for Any Fishing Style

• Cast it from the bank, fish from a boat, or use it in winter, the Deeper CHIRP+ 4 will fit your style.

And don’t forget additional accessories! With a wide range of Deeper accessories, fishing becomes even more enjoyable.

Powered by the Fish Deeper App

• See real-time sonar readings and review previous scans on multiple devices.
• Use unlimited cloud storage to store your fishing scans and spots.
• Access 2D and 3D community fishing maps database by subscribing to Maps+.

Enclosure Material

• ABS enclosure, Titanium inserts

Sonar Type

• 3 Frequency CHIRP - Narrow CHIRP 675 kHz (cone angle 7°), Medium CHIRP 240 kHz (cone angle 20°), Wide CHIRP 100 kHz (cone angle 47°)

Target Separation

• 1 cm in Narrow CHIRP, 2.4 cm in Medium CHIRP, 2.4 cm in Wide CHIRP

Depth Range

• 15 cm - 100 m

Sonar Scan Rate

• Up to 15 scans per second

Sonar Modes

• Onshore, Boat, Ice fishing, Bait Boat, Show Scan Only (without GPS)

Temperature sensor

• Integrated temperature sensor (accuracy 0.2°C)

Operating temperature

• Operating temperature: -20°C to 40°C / -4°F to 104°F

GNSS (Global positioning systems supported

• GPS, GLONASS, Galileo, BeiDou, QZSS

Operating time

• GPS ON up to 9 hours, GPS OFF up to 15 hours

Charging technology

• Fast charge, 80% in 60 min., 100% in 110 min.

Internal battery

• Li-Ion, 3.8V Rechargeable, 1300 mAh

Power Adapter (not included in the box, recommended)

• Input 110V/220V. Output USB-C, 5V 2A

Connection Type

• Wi-Fi

Connection Range

• Stable connection up to 120 m

Colour

• Green, Brown

Country of Origin

• Designed, developed and manufactured in Lithuania, EU