SOUNDBOKS

4 – Bluetooth Performance Speaker – USB-C Charging Battery – Loudest Party Speaker with 40 Hours of Battery – Wireless and Portable Speaker - Designed in Denmark – 126dB (Metallic Gray)

Gikfun

4Ohm 40mm Diameter 3W Full Range Audio Speaker Stereo Woofer Loudspeaker for Arduino (Pack of 2pcs) EK1794

GRS

3FR-4 Full Range 3" Speaker Driver 4 Ohm

Pyle

4" Car Sound Speaker (Pair) - Upgraded Blue Poly Injection Cone 2-Way 180 Watt Peak w/ Non-fatiguing Butyl Rubber Surround 110 - 20Khz Frequency Response 4 Ohm & 3/4" ASV Voice Coil - PL42BL

Bose

Professional FreeSpace FS4SE Surface-mount Indoor/Outdoor Loudspeaker (pair) - Black

Speaker 3 Watt 4 Ohm Compatible with Arduino Motherboard, JST-PH2.0 Interface. It is Ideal for a Variety of Small Electronic Projects.

Gikfun

2" 4Ohm 3W Full Range Audio Speaker Stereo Woofer Loudspeaker for Arduino (Pack of 2pcs) EK1725

Dayton Audio

PC105-4 4" Full-Range Poly Cone Driver

Gikfun

2" 4Ohm 5W Full Range Audio Speaker Stereo Woofer Loudspeaker for Arduino Replacement (Pack of 2pcs) EK1949

DS18

PRO-X4.4BMSL Car Speaker 4" Shallow Mid-Range Loudspeaker with Bullet 200 Watts Max Power 100 Watts RMS 4-Ohm - Boost Your Sound System’s Volume - 1 Speaker

JBL

Stage 3427F - 4” Two-way car audio speaker, No Grill, Black

JBL

Club 44F - 4" (100mm) Two-Way Car Speaker, 35W RMS, 105W Peak, Sensitivity (@ 2.83V): 90dB, Frequency Response: 75Hz – 20kHz, Nominal Impedance: 3.0 ohms

Audioengine

P4 Passive Bookshelf Speakers - Compact Speakers and Home Music System | 2-Way Powered Speakers (Bamboo)

CT Sounds

BIO-4-COX 4 Inch Coaxial Car Speakers, 160 Watts Max, Pair

Pyle

2-Way Universal Car Stereo Speakers - 240W 4" Coaxial Loud Pro Audio Car Speaker Universal OEM Quick Replacement Component Speaker Vehicle Door/Side Panel Mount Compatible PL412BK (Pair), Black