



Herdio 4 Inch 240W Boat Marine Bluetooth Speakers Waterproof Outdoor Speakers for Golf Cart ATV UTV RZR Camper Tractor Boat Truck Jeep Courtyard Powersports,2 Pairs (Black)
$79.99 Original price was: $79.99.$71.99Current price is: $71.99.
Price: $79.99 - $71.99
(as of May 23, 2025 15:22:12 UTC – Details)
Product Description



Connect 4 speakers together to create an immersive stereo sound, fill any coner with powerful sound

Design for rust proof grills and you can enjoy music without the interference of water and weather

1 About Marine Speakers
2 5.0 Bluetooth Technology
3 Easy to install
4 IP66 Superb Waterproof
5 360° Surrround Sound






Herdio 4 Inches Heavy Duty Waterproof Boat Marine Box Outdoor Speakers
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Customer Reviews
3.8 out of 5 stars 54
3.8 out of 5 stars 54
4.1 out of 5 stars 768
4.1 out of 5 stars 186
3.8 out of 5 stars 41
4.0 out of 5 stars 17
4.2 out of 5 stars 1,929
Price
$71.99$71.99
$71.99$71.99
$53.09$53.09
$51.29$51.29
$53.63$53.63
$59.84$59.84
$35.99$35.99
Speaker Size
4 inches
4 inches
4 inches
4 inches
4 inches
4 inches
4 inches
Connectivity Tech
Bluetooth
Bluetooth
Bluetooth
Bluetooth
Wired
Wired
Wired
Mounting Type
Surface Mounted
Surface Mounted
Boat Mount
Boat Mount
Boat Mount,Outside Mount
Boat Mount,Outside Mount
Outside Mount
Surround Channels
2
2
2
2
–
–
2
Impedance
4 ohm
4 ohm
4 ohm
4 ohm
4 ohm
4 ohm
4 ohm
Model Name
SZJW-4-61BT
SZJW-4-61BT
HMH 616BT
HMH 616BT
SZJW-4-61B
SZJW-4-61W
Speakers
Color
Black
White
Black
White
Black
White
Black
【5.0 Technology with Bluetooth】The Marine Speakers requires no player, wired receiver for a simple connection. The wired golf cart speaker features a 5.0 Bluetooth connectivity works with any device Compatible with Bluetooth. The connection coverage can reach 20m , Wherever you are in the courtyard, boat, swimming pool you also can enjoy a high definition sound
【COMPACT AND POWERFUL】 4 inch 2-way full range speakers with 4 marine bluetooth speakers. The biggest Volume can coverage area about 20 meters, bring you definition sound effects. Frequency Response* 80Hz-20kHz, Impedance* 4Ohms, Efficiency* 91db
【COMPLETELY WATERPROOF】 Comes with 4 marine Bluetooth speakers that are waterproof ip66 and heavy duty ABS material, and the marine speakers can withstand the harshest aquatic conditions. Durable and marine grade materials keep your boat speakers withstand heavy water splashes and sun damage
【EASY INSTALLATION】 These marine speakers are easy to install with the 9.8 feet power cable behind the marine speakers. The 4” marine surface mounted box speakers comes with Brackets and bolts, which can rotate 180°degree, and can be designed to be mounted on a support bar, frame, roll-cage
【What YOU GET】 The full range speakers are purpose built to play excellent sound in outdoor environments, featuring marine grade weather proofing technologies, that is ideal for your marine and motorsports vehicles. It is suitable for Marine, Boat, UTV, ATV, Truck, Golf Cart, RV and Off-Road Vehicles, including 4 marine speakers with mounting brackets, amplifier×1, power cable×1, a set of bolts

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